ASB-A-112551163

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-112551163.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-112551163
Aliases
Published
2022-06-01T00:00:00Z
Modified
2024-11-06T12:16:03.231308Z
Summary
[none]
Details

In ipcheckmc_rcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet sockets with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / :linux_kernel:

Package

Name
:linux_kernel:

Affected ranges

Type
ECOSYSTEM
Events
Introduced
:0
Fixed
:2022-06-05

Affected versions

Other

Kernel

Ecosystem specific 

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 865.0,
                "function_hash": "148752900669546676262646101291174165580"
            },
            "id": "ASB-A-112551163-aabceb8f",
            "source": "https://android.googlesource.com/kernel/common/+/ddd7e8b7b8483",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "net/ipv4/igmp.c",
                "function": "ip_check_mc_rcu"
            },
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "139666445514677959893918605572167096150",
                    "264823107075137704350786462337731900978",
                    "226874223176768536994961202130270424809",
                    "12727690954197855594810725324244812831",
                    "325009213879560654102952478890050812096",
                    "226996935081010119778023672641902602782",
                    "37210404083809076417640732346559794002",
                    "320393779584283838040621216406498771184"
                ]
            },
            "id": "ASB-A-112551163-f492ce00",
            "source": "https://android.googlesource.com/kernel/common/+/ddd7e8b7b8483",
            "deprecated": false,
            "signature_version": "v1",
            "target": {
                "file": "net/ipv4/igmp.c"
            },
            "signature_type": "Line"
        }
    ],
    "fixes": [
        "https://android.googlesource.com/kernel/common/+/ddd7e8b7b8483"
    ],
    "spl": "2022-06-05",
    "severity": "High",
    "types": [
        "EoP"
    ]
}