CVE-2016-6786

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2016-6786
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6786.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2016-6786
Downstream
Published
2016-12-28T07:59:00.213Z
Modified
2026-02-24T07:58:36.025163Z
Severity
  • 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

kernel/events/core.c in the performance subsystem in the Linux kernel before 4.0 mismanages locks during certain migrations, which allows local users to gain privileges via a crafted application, aka Android internal bug 30955111.

References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
f63a8daa5812afef4f06c962351687e1ff9ccb2b
Introduced
bfa76d49576599a4b9f9b7a71f23d73d6dcff735
Fixed
39a8804455fb23f09157341d3ba7db6d7ae6ee76

Affected versions

v3.*
v3.19

Database specific

vanir_signatures 
[
    {
        "id": "CVE-2016-6786-33288441",
        "signature_version": "v1",
        "digest": {
            "function_hash": "152264419292845240926692845804922899323",
            "length": 3928.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "SYSCALL_DEFINE5"
        }
    },
    {
        "id": "CVE-2016-6786-460316d4",
        "signature_version": "v1",
        "digest": {
            "function_hash": "71719180385589832395557624061992774814",
            "length": 539.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_disable"
        }
    },
    {
        "id": "CVE-2016-6786-503634a8",
        "signature_version": "v1",
        "digest": {
            "function_hash": "326236473562600694706946923760079032097",
            "length": 872.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_pmu_migrate_context"
        }
    },
    {
        "id": "CVE-2016-6786-5be3f40d",
        "signature_version": "v1",
        "digest": {
            "function_hash": "218923126133109018094374227684200575883",
            "length": 685.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_enable"
        }
    },
    {
        "id": "CVE-2016-6786-743ba9be",
        "signature_version": "v1",
        "digest": {
            "function_hash": "97659454472527367959600369512821944847",
            "length": 367.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_for_each"
        }
    },
    {
        "id": "CVE-2016-6786-74ed6c31",
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "66075322427296969766141327356002575539",
                "93094839071293745610966555398497687285",
                "119538443206254441427348049701024775183",
                "184422788614617805260801224104643640183",
                "99722361905165318976260423567618303239",
                "268795580145202867349793840829398420749",
                "339065016924645221400946083635702592867",
                "139624756546657623191180049558187000968",
                "155640090606230277805691778780133525578",
                "82314683394537254771035335080698357317",
                "169133789399327964585537922295556018752",
                "117991722764294476292906728549462005472",
                "158725955229521761799437996887298012024",
                "68780244841767075340566805082910194086",
                "101807269137841707355553802356108747809",
                "208872478562049621767892183426211798954",
                "50125800837915369957389990045671397363",
                "86401260653098357744602057292310837438",
                "172845941537230657810739986837600808807",
                "184800122413410859408955946596115538991",
                "98070305960321289867307679894552113541",
                "283522873148487873367708609356954249151",
                "128589957256152344639410596742540117266",
                "305520740662432235215899807483009327742",
                "254960832461483109939205418841306285363",
                "226859506230342418025954705671913217294",
                "140679112535021360439643055926329476254",
                "51565064968124655914767188247353581616",
                "182564771666859344141836793182914112901",
                "38318664147018032437462587526340504842",
                "282645804891502661051330448395079685655",
                "180930148105201433467623201856099064533",
                "135201590284392794035631086246301378747",
                "102546888573028842136422361259049922126",
                "260650650144602963628814969529335936498",
                "41132272877228717389530120140164438543",
                "69887043239847605284098212885227020711",
                "194682394461664189239576214916228177259",
                "106252979238077907604213407903842023652",
                "311726078705802156535132931676302673109",
                "248341294762811592859802407967687710647",
                "280099536576131952773714893220418477775",
                "291785582114535087819451090691794820268",
                "89703743582307884253627878975479854592",
                "107213786075542045371767347423044636996",
                "216903995974027010841047420814329572136",
                "75043284098981004442232584984455597692",
                "55277560461830431981140212265777303687",
                "173346462325120883224115338608084032432",
                "24527404943468858535381358409323417272",
                "7396578370922900313115035572667977658",
                "227212306755535682229032892508187037031",
                "330570102082301512401685582372827781358",
                "103247507978332219858441212046022057103",
                "101984014179071464537031387538276483255",
                "286960166272181830859691562507790827100",
                "8052329138055605514465629626483695314",
                "314425753183638922338164188494762486573",
                "130624946402687846796565247880626840849",
                "105707400374518709031366569444244613674",
                "115945108043297672813772748711909947415",
                "247965079372046712934557357552026432774",
                "53933010097870600566797982777442462252",
                "107709598092063453988972392588429530580",
                "19950475641436810116058381916630505264",
                "167818909869424856844081790769415823382",
                "152598614379962987155136530157858048874",
                "3681888126548073822959742487180255869",
                "56097968114973831591161351162406796688",
                "123812879535126215708187451472585039401",
                "21930413633619411400598074856662777074",
                "84278963222321127549673513567711957837",
                "2813971266592888457158355608436160992",
                "214444748886729116035406451079678097373",
                "79363521721462175391420459291098250120",
                "214096991057746578667539182992009222998",
                "202961395253492992359355323724552047258",
                "313967833155168650272173241511622107885",
                "34799505179475119761366466882421697925",
                "326273414867076090136986525455393764645",
                "258405121209129817400849653816243004141",
                "337726880762453232327438422935107354183",
                "287596637483445923782551353987577558907",
                "36577186771513798919026362079266370872",
                "19373231924392111087473592397385088590",
                "116762731125942681939426843981761602951",
                "330438212818597747240577624463844731437",
                "194009439304960362559070913472848026627",
                "184793874841162865443967446565826643555",
                "327883067683105081855633326952172776997",
                "64524612283220265183279347135288165410",
                "101505872826579733552243761672170834469",
                "277343708227327819024715016712549401843",
                "31397674791434600396521124667663503008",
                "230442246098840158967330656738500193280",
                "276472632116959865628932080669395284817",
                "135896740209849138314260461364998536648",
                "264279622891799146815614417147819602399",
                "295916562249387302896254223076055849142",
                "245738431643383155313752368496734548649",
                "41398545475705894314543498654017700790",
                "269674907475669363687405399730989686508",
                "234278957654288058704925287779325098671",
                "171355988246074045977047880986132794380",
                "224594391605667205359906627046048469520",
                "126282076955601235595159880948154241242",
                "297490996614431463291839129381602233166",
                "13798092584788648092085978784705995425",
                "197113540669802904699260795074958167499",
                "100820525612457619390040669624094748455",
                "234278957654288058704925287779325098671",
                "72357143285602527341720405399929271985",
                "95860294185489518505401803846986434233",
                "236156207558826318491147057271953816307",
                "129621914882193316887174222336397873378",
                "73151857022130185292413352925873505943",
                "28844357868023727408833328243165206639",
                "139857727396732961448830506088431399378",
                "161813296000425018596253144354787460370",
                "123507976693708611311601921574718414159",
                "199449089383691563488611704181039282240",
                "95181361579706697786179974090471959092",
                "286904273054020999356242342416704838652",
                "12657462634758207887625766609094143140",
                "49780988401905716675326180449949013383",
                "262020167596343641883784199279040992231",
                "170896613727962373943846080152205298358",
                "62276485568414526647108757960949249442",
                "77846467558874088597315179981299286875",
                "167525627787255001702965963994589286012",
                "84106347801600817228888596968183147150",
                "28141561027051171363776988415139350546",
                "325030401475956304228200141398379792221",
                "161415168667276069830654971008237079245",
                "313827083085309796299958629098051776741",
                "53652150780185407945163964050378589728",
                "52362096201220124480323896663751282350",
                "157052830214598909178772953378447559433",
                "110752698230077376641841757494723594494",
                "88915770245487889343394192059725639105",
                "333976474738250034975025372728023013206",
                "216192452408357965417493475308021621715",
                "327812448123232806649289725321480242930",
                "168247124475614295593834761960907840646",
                "177119482010157775380564849153103075529",
                "207192408548296115360412829400988627316",
                "316060547492567995010778250087534879537",
                "299820653733762083226721099086122331791",
                "105722629763119352354365402498316284579",
                "289326323463129593499457106969860649310",
                "82986395086091570930678561557229711709",
                "280937634245803567159867603199944490715",
                "38491391485707150826377339971155778676",
                "185457265237060754040345804430445227206",
                "193022559432539162264271979516634169251"
            ]
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Line",
        "target": {
            "file": "kernel/events/core.c"
        }
    },
    {
        "id": "CVE-2016-6786-90947cec",
        "signature_version": "v1",
        "digest": {
            "function_hash": "16998013312246222393423658225003682154",
            "length": 1182.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_ioctl"
        }
    },
    {
        "id": "CVE-2016-6786-a2005378",
        "signature_version": "v1",
        "digest": {
            "function_hash": "330837965560214769793824892754413219755",
            "length": 256.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_task_disable"
        }
    },
    {
        "id": "CVE-2016-6786-a5750bfe",
        "signature_version": "v1",
        "digest": {
            "function_hash": "99040714275290495263727353035089681806",
            "length": 1039.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_read_group"
        }
    },
    {
        "id": "CVE-2016-6786-a8ee6b64",
        "signature_version": "v1",
        "digest": {
            "function_hash": "316646487750976695942799425987717456707",
            "length": 169.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_read"
        }
    },
    {
        "id": "CVE-2016-6786-b826fa4e",
        "signature_version": "v1",
        "digest": {
            "function_hash": "24704334942446498721916144187234501006",
            "length": 255.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_task_enable"
        }
    },
    {
        "id": "CVE-2016-6786-eac8a452",
        "signature_version": "v1",
        "digest": {
            "function_hash": "3392252311593237680195122767413386823",
            "length": 201.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_event_refresh"
        }
    },
    {
        "id": "CVE-2016-6786-f287f193",
        "signature_version": "v1",
        "digest": {
            "function_hash": "309595283972528302920454358283105771448",
            "length": 344.0
        },
        "deprecated": false,
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git@f63a8daa5812afef4f06c962351687e1ff9ccb2b",
        "signature_type": "Function",
        "target": {
            "file": "kernel/events/core.c",
            "function": "perf_remove_from_owner"
        }
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-6786.json"