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GoogleOSV:ASB-A-253167854HistoryJul 01, 2023 - 12:00 a.m.
Linux kernel vulnerability advisory
2023-07-0100:00:00
Google
osv.dev
8
linux kernel
memory corruption
vulnerability
escalation of privilege
rmap.c
no user interaction
software
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
7.4 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
In multiple functions of rmap.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.
| CPE | Name | Operator | Version |
|---|---|---|---|
| :linux_kernel: | eq | Kernel |
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5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
7.4 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
5.1%
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