GoogleOSV:ASB-A-257685302[Binder][bug] Incorrect bound check in `binder_transaction_buffer_release` in binder.c
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%
In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
| CPE | Name | Operator | Version |
|---|---|---|---|
| :linux_kernel: | eq | Kernel |
References
android.googlesource.com/kernel/common/+/3d213a626d2d
android.googlesource.com/kernel/common/+/9d1efccf5ec3
android.googlesource.com/kernel/common/+/aaf236971732
android.googlesource.com/kernel/common/+/b83173bf86a9
android.googlesource.com/kernel/common/+/baa23246e93f
android.googlesource.com/kernel/common/+/ecf61e4e1117
source.android.com/security/bulletin/2023-02-01
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%