ASB-A-156090809

See a problem?
Import Source
https://storage.googleapis.com/android-osv/ASB-A-156090809.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-156090809
Aliases
  • A-156090809
  • CVE-2021-0513
Published
2021-06-01T00:00:00Z
Modified
2026-06-11T14:59:52.052110020Z
Summary
[none]
Details

In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
8.1:0
Fixed
8.1:2021-06-05

Affected versions

8.*
8.1

Ecosystem specific 

{
    "types": [
        "EoP"
    ],
    "spl": "2021-06-05",
    "vanir_signatures": [
        {
            "id": "ASB-A-156090809-4739f9cb",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannel"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "111584078502230816403717076516820119789",
                "length": 598.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "signature_type": "Function",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "init"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "250547676923079044258146479133817299648",
                "length": 3881.0
            },
            "id": "ASB-A-156090809-63820331",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-78f26c7b",
            "target": {
                "file": "services/core/java/com/android/server/am/ActiveServices.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "243832457941029853949081076540369947021",
                    "277284926499945436316168361803506615905",
                    "86741531392393004604985203474163363118",
                    "85767373482419062646688911510956942125",
                    "300803734125860664058301811104765396099",
                    "169760345060486125830023376526458358710",
                    "105708468389041967717197549242380213410"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-95b97a6d",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "onStart"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "43216563467910227820847804692491627652",
                "length": 2989.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "signature_type": "Line",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "187355791372883160417723495679967006022",
                    "75487492559796743692513204222700372064",
                    "141187381117624306969262177550766424061",
                    "332081439037483108083136921297061159408",
                    "14355666046773908531394252989382986305",
                    "88100818466516046201793863538742143208",
                    "246266354051427817525126374005165313541",
                    "72520963646466710574185766743126728888",
                    "64047617596711551078617618504035000632",
                    "222189706418655908001261389439699611251",
                    "206196063890908017515809172185009776621",
                    "10190352094524491590685236081924458053",
                    "86522650224566773563492643462170964444",
                    "135330999277280683433492570068424212805",
                    "174228653939042307533106315504964859833",
                    "316624534489010208008926214702224983098",
                    "16829297465711641601830374145007083241",
                    "112187538004766868234516579624254172259",
                    "241337226289593307610702390552952101558",
                    "8128605141004726995257403743213754806",
                    "14895404681102803297110275699274823328",
                    "242418517489375424389371523239242638423",
                    "245064379344793993550905167757370643370",
                    "289949581154331311991103052026330539458",
                    "155675230082813956299354885880940807271",
                    "283461208129323771366816689172809163461",
                    "142540240317097645247846181006249588175",
                    "275115920561201798845048616415603407741",
                    "1538195401466889385134086347164765831",
                    "32972217884364282086416573532478697030",
                    "169748895487926335790575019324997988142",
                    "84075533363893082316479102397472964264",
                    "176366759785528563692339084705175210581",
                    "63173928883494864831535679805478538891",
                    "290926879052844139575534580356396441258",
                    "153833355527544691740712686718885549607",
                    "39987880040799005197388233599488075994",
                    "290759395672791595184489056074025304266",
                    "311158433717661000923414722681548865809"
                ],
                "threshold": 0.9
            },
            "id": "ASB-A-156090809-9a64adf0",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-b947efd0",
            "target": {
                "file": "core/java/android/app/ActivityManagerInternal.java"
            },
            "deprecated": false,
            "signature_type": "Line",
            "digest": {
                "line_hashes": [
                    "238043717304826682281836435467161091815",
                    "323123403965306371450116988446522796959"
                ],
                "threshold": 0.9
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        },
        {
            "signature_type": "Function",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannelGroup"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "145668514877916665703330540893108466399",
                "length": 762.0
            },
            "id": "ASB-A-156090809-fa5ac4b1",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e",
            "signature_version": "v1"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/b320763eb82eb81e42df5b649658b78742ad0b5e"
    ],
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-156090809.json"

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
9:0
Fixed
9:2021-06-05

Affected versions

Other
9

Ecosystem specific 

{
    "types": [
        "EoP"
    ],
    "spl": "2021-06-05",
    "vanir_signatures": [
        {
            "id": "ASB-A-156090809-1c223124",
            "target": {
                "file": "services/core/java/com/android/server/am/ActiveServices.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "143038243953477509762820134210081367915",
                    "277284926499945436316168361803506615905",
                    "171777540259197153321087965009241335650",
                    "81503812164268784719774457520424025451",
                    "300803734125860664058301811104765396099",
                    "169760345060486125830023376526458358710",
                    "105708468389041967717197549242380213410"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-38a523ad",
            "target": {
                "file": "core/java/android/app/ActivityManagerInternal.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "292838447614910220335108979850456341523",
                    "185231612750886896102179564220812068091",
                    "15809105330828169395900871850693460405",
                    "318360907860864895871432056468246873292",
                    "297610270804447326315460234237802441812",
                    "92605505553658970884947528112830853607",
                    "159098421369720397124789680878006324432"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-5f466cdd",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "init"
            },
            "deprecated": false,
            "signature_type": "Function",
            "digest": {
                "function_hash": "300897245980455220391517969548846753095",
                "length": 4312.0
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-757ebd79",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannel"
            },
            "digest": {
                "function_hash": "111584078502230816403717076516820119789",
                "length": 598.0
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-a1e0d0a5",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java"
            },
            "digest": {
                "line_hashes": [
                    "187355791372883160417723495679967006022",
                    "75487492559796743692513204222700372064",
                    "141187381117624306969262177550766424061",
                    "332081439037483108083136921297061159408",
                    "1642739605963663691286648815684797142",
                    "230434723012429417907068704924191329661",
                    "313097471319081906022034394478121468455",
                    "285114449567110604927652085673409442214",
                    "127629530176147319990418955576947333093",
                    "340110981213164736206224123811593602776",
                    "90252292268604074669136635299551653600",
                    "201062232803521611329721056007255819929",
                    "1612447527434073972353718988625693693",
                    "310130221396432750129690167950881996791",
                    "242194405522622604629680505355969725672",
                    "20878326009297541572003400526334620434",
                    "16829297465711641601830374145007083241",
                    "112187538004766868234516579624254172259",
                    "241337226289593307610702390552952101558",
                    "8128605141004726995257403743213754806",
                    "14895404681102803297110275699274823328",
                    "242418517489375424389371523239242638423",
                    "245064379344793993550905167757370643370",
                    "289949581154331311991103052026330539458",
                    "155675230082813956299354885880940807271",
                    "283461208129323771366816689172809163461",
                    "142540240317097645247846181006249588175",
                    "275115920561201798845048616415603407741",
                    "1538195401466889385134086347164765831",
                    "32972217884364282086416573532478697030",
                    "169748895487926335790575019324997988142",
                    "84075533363893082316479102397472964264",
                    "176366759785528563692339084705175210581",
                    "63173928883494864831535679805478538891",
                    "290926879052844139575534580356396441258",
                    "153833355527544691740712686718885549607",
                    "39987880040799005197388233599488075994",
                    "290759395672791595184489056074025304266",
                    "311158433717661000923414722681548865809"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-a7bb5d98",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannelGroup"
            },
            "digest": {
                "function_hash": "145668514877916665703330540893108466399",
                "length": 762.0
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-b025cb7d",
            "target": {
                "file": "services/core/java/com/android/server/am/ActivityManagerService.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "271541905220126286055512184606452466921",
                    "160940047251359456663134390730196618579",
                    "17784837286458865125772362870221140509",
                    "222544974210345868512662772644031468919"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-b188ac5d",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "onStart"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "278714983940801963460151141254747649470",
                "length": 3301.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d",
            "signature_version": "v1"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/cfd88a8e244c2f89a1a6502e9683deb17692491d"
    ],
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-156090809.json"

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
10:0
Fixed
10:2021-06-05

Affected versions

Other
10

Ecosystem specific 

{
    "types": [
        "EoP"
    ],
    "spl": "2021-06-05",
    "vanir_signatures": [
        {
            "id": "ASB-A-156090809-00142fba",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannelGroup"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "169918711778260117441507044793440816207",
                "length": 770.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-06e3e6ce",
            "target": {
                "file": "services/core/java/com/android/server/am/ActiveServices.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "116665443418320740901790274515282845286",
                    "127723794484949765253308390424340886076",
                    "171777540259197153321087965009241335650",
                    "259925746459705205065066538539981248564",
                    "300803734125860664058301811104765396099",
                    "169760345060486125830023376526458358710",
                    "105708468389041967717197549242380213410"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-084d5feb",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannel"
            },
            "digest": {
                "function_hash": "178522623096125930615244555104531679566",
                "length": 606.0
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-0e537939",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "187355791372883160417723495679967006022",
                    "75487492559796743692513204222700372064",
                    "141187381117624306969262177550766424061",
                    "332081439037483108083136921297061159408",
                    "264127085301898716414822861457514003014",
                    "244657437157369239927942296586159665790",
                    "306644102527170966894838446634778986646",
                    "72315196149643362365193780831452840518",
                    "127629530176147319990418955576947333093",
                    "340110981213164736206224123811593602776",
                    "90252292268604074669136635299551653600",
                    "201062232803521611329721056007255819929",
                    "269984681607717942230041238183478767994",
                    "167127522894374550516781387978872254959",
                    "130230728442927598489872723376599645689",
                    "44931634356120266472058698434878519404",
                    "333204681617483418239739955567033761023",
                    "57915191328573266227074644900538772118",
                    "241337226289593307610702390552952101558",
                    "8128605141004726995257403743213754806",
                    "14895404681102803297110275699274823328",
                    "242418517489375424389371523239242638423",
                    "245064379344793993550905167757370643370",
                    "289949581154331311991103052026330539458",
                    "155675230082813956299354885880940807271",
                    "28284933431173073618886616435375744176",
                    "44577405713206677521916055436946121489",
                    "137007948858326812179010649371956364118",
                    "45791029998817299130183393007229542476",
                    "81085408704060509994687980035553871387",
                    "171410578728720418430938054882666692254",
                    "26162651171894968468758333285774930320",
                    "337501065400858714145630933845349533302",
                    "195124392185818451383373396196255440243",
                    "290926879052844139575534580356396441258",
                    "153833355527544691740712686718885549607",
                    "39987880040799005197388233599488075994",
                    "290759395672791595184489056074025304266",
                    "311158433717661000923414722681548865809"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-5b175fdd",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "onStart"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "119627800141772573490099665767789249980",
                "length": 3589.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "signature_type": "Function",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "init"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "6946159469314443240635356953224681680",
                "length": 4999.0
            },
            "id": "ASB-A-156090809-6649c876",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-b5126a3e",
            "target": {
                "file": "core/java/android/app/ActivityManagerInternal.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "270478205548560295237232598755633369132",
                    "18963717738491816940910137303207083259",
                    "184233344702323924628559886519027109379"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-cf370069",
            "target": {
                "file": "services/core/java/com/android/server/am/ActivityManagerService.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "314799369627835642921827884396392181379",
                    "275585177146609854867424008368721034064",
                    "83267130952656972721763451124818895201",
                    "91861010904820752819965530418526722706"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5",
            "signature_version": "v1"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/88380a00d5e006f74596b9e899313d5e349efbd5"
    ],
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-156090809.json"

Android / platform/frameworks/base

Package

Name
platform/frameworks/base

Affected ranges

Type
ECOSYSTEM
Events
Introduced
11:0
Fixed
11:2021-06-05

Affected versions

Other
11

Ecosystem specific 

{
    "types": [
        "EoP"
    ],
    "spl": "2021-06-05",
    "vanir_signatures": [
        {
            "id": "ASB-A-156090809-1e7b5694",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteConversationNotificationChannels"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "303921968057360378732434480119348644460",
                "length": 649.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-653131f8",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "init"
            },
            "deprecated": false,
            "signature_type": "Function",
            "digest": {
                "function_hash": "39357192228470675964027408921176101009",
                "length": 6602.0
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-6d060795",
            "target": {
                "file": "services/core/java/com/android/server/am/ActiveServices.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "326283200280238239064592855991665922290",
                    "210277226223904655681099756738131513224",
                    "40714481488390493518633447657709312091",
                    "259925746459705205065066538539981248564",
                    "300803734125860664058301811104765396099",
                    "169760345060486125830023376526458358710",
                    "105708468389041967717197549242380213410"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-9de2f9b4",
            "target": {
                "file": "core/java/android/app/ActivityManagerInternal.java"
            },
            "deprecated": false,
            "signature_type": "Line",
            "digest": {
                "line_hashes": [
                    "260886679655016256207594065347348950127",
                    "18963717738491816940910137303207083259",
                    "69554920024208367476691099655833137916"
                ],
                "threshold": 0.9
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-a3fec579",
            "target": {
                "file": "services/core/java/com/android/server/am/ActivityManagerService.java"
            },
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "314799369627835642921827884396392181379",
                    "275585177146609854867424008368721034064",
                    "83267130952656972721763451124818895201",
                    "91861010904820752819965530418526722706"
                ],
                "threshold": 0.9
            },
            "signature_type": "Line",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-b7ca6efe",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannelGroup"
            },
            "digest": {
                "function_hash": "169918711778260117441507044793440816207",
                "length": 770.0
            },
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-c15f38c6",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "onStart"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "312355051890583095902988902681831660734",
                "length": 3903.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-e9609f21",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java",
                "function": "deleteNotificationChannel"
            },
            "deprecated": false,
            "digest": {
                "function_hash": "178522623096125930615244555104531679566",
                "length": 606.0
            },
            "signature_type": "Function",
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        },
        {
            "id": "ASB-A-156090809-ea3c33e3",
            "target": {
                "file": "services/core/java/com/android/server/notification/NotificationManagerService.java"
            },
            "deprecated": false,
            "signature_type": "Line",
            "digest": {
                "line_hashes": [
                    "136066586050474523948942130984724567994",
                    "317328557161988027299067624193535264799",
                    "243174982465969429784986545731999162741",
                    "332081439037483108083136921297061159408",
                    "314399857551143726000800372856709065477",
                    "107728308816260082844208695456956847122",
                    "83150444550032763363313223262886429493",
                    "86138962881836013183355708620528867971",
                    "127629530176147319990418955576947333093",
                    "340110981213164736206224123811593602776",
                    "90252292268604074669136635299551653600",
                    "201062232803521611329721056007255819929",
                    "116212606344185541932580423880054536174",
                    "83582195844955888346999258018831877125",
                    "126679749195986057750343638787376025354",
                    "139519759878131501572021711144495062132",
                    "8549711480134553362762460260540307540",
                    "188953528763314580560876544712586171101",
                    "241337226289593307610702390552952101558",
                    "8128605141004726995257403743213754806",
                    "14895404681102803297110275699274823328",
                    "242418517489375424389371523239242638423",
                    "245064379344793993550905167757370643370",
                    "289949581154331311991103052026330539458",
                    "155675230082813956299354885880940807271",
                    "28284933431173073618886616435375744176",
                    "44577405713206677521916055436946121489",
                    "137007948858326812179010649371956364118",
                    "56998041702189628827197416892513632267",
                    "63018130577528781623220240911644892464",
                    "320614719389274243496967110305833557217",
                    "279700239947569734789553478493978475431",
                    "183278994743218836048111596110345209128",
                    "292441360687140417644143678735815244023",
                    "325900048453983065599446974981940778764",
                    "89929500752778588245473755504340952860",
                    "179071888680586158488493992053457391698",
                    "338696697512288443541731626182866187290",
                    "137226136892127268408655168046244674408",
                    "252766816954714213781528940804301754942",
                    "118213190765250607049687892337296311788",
                    "41084520375023404192471775517219173088",
                    "54147260690832397825375022626638420423",
                    "142419154059545195842591614307220191930",
                    "45791029998817299130183393007229542476",
                    "81085408704060509994687980035553871387",
                    "171410578728720418430938054882666692254",
                    "26162651171894968468758333285774930320",
                    "337501065400858714145630933845349533302",
                    "195124392185818451383373396196255440243",
                    "290926879052844139575534580356396441258",
                    "153833355527544691740712686718885549607",
                    "39987880040799005197388233599488075994",
                    "290759395672791595184489056074025304266",
                    "311158433717661000923414722681548865809"
                ],
                "threshold": 0.9
            },
            "source": "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad",
            "signature_version": "v1"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/platform/frameworks/base/+/8cb7e0a881fed2a7d80b69aed77275bd483043ad"
    ],
    "severity": "High"
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-156090809.json"