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GoogleOSV:ASB-A-186803518

HistoryMar 01, 2023 - 12:00 a.m.

a2dp_codec_fuzz: Tag-mismatch in A2DP_BuildCodecHeaderSbc

2023-03-0100:00:00

Google

osv.dev

a2dp

sbc

bounds check

local information disclosure

exploitation

software

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

In A2DP_BuildCodecHeaderSbc of a2dp_sbc.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

CPENameOperatorVersion
platform/packages/modules/bluetootheq13
platform/packages/modules/bluetootheq12
platform/packages/modules/bluetootheq11
platform/packages/modules/bluetootheq12L

Name	Operator	Version
platform/packages/modules/bluetooth	eq	13
platform/packages/modules/bluetooth	eq	12
platform/packages/modules/bluetooth	eq	11
platform/packages/modules/bluetooth	eq	12L

References

android.googlesource.com/platform/packages/modules/Bluetooth/+/bf98f204564cb67268adb21a5c06148d59d90456

source.android.com/security/bulletin/2023-03-01

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

0.0004 Low

EPSS

Percentile

5.1%

JSON

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