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GoogleOSV:ASB-A-319210610

HistoryAug 01, 2024 - 12:00 a.m.

unlinkToDeath used without properly using setOnUnlinked

2024-08-0100:00:00

Google

osv.dev

unlinktodeath

setonunlinked

local escalation

privilege

transcodingresourcepolicy

memory corruption

race condition

software

CVSS3

7.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

7.5

Confidence

High

EPSS

Percentile

10.8%

JSON

In multiple functions of TranscodingResourcePolicy.cpp, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

android.googlesource.com/platform/frameworks/av/+/4b68b00993849b6a7f0e6d075bc2c8bb2e184e61

android.googlesource.com/platform/hardware/interfaces/+/0ff19d1f89614fce9454fb415bcbfcbcf3caf76e

android.googlesource.com/platform/hardware/interfaces/+/d63d09261806f7f1aa01406867f2a9e169356fca

android.googlesource.com/platform/system/nfc/+/1037992b9abcde1e3560bd895f62644a68563b3d

android.googlesource.com/platform/system/security/+/d3805312d73433e34ef69a645b553a2969c5dc93

source.android.com/security/bulletin/2024-08-01

CVSS3

7.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

7.5

Confidence

High

EPSS

Percentile

10.8%

JSON

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