In multiple locations, there is a possible out of bounds write 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.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2020-29374US | low3.6OT elevated | — | ||
An issue was discovered in the Linux kernel before 5.7.3, related to mm/gup.c and mm/huge_memory.c. The get_user_pages (aka gup) implementation, when used for a copy-on-write page,… | ||||
02
references
External citations — patches, advisories, analysis.
- https://android.googlesource.com/kernel/common/+/09854ba94c6aFIX
- https://android.googlesource.com/kernel/common/+/17839856fd588FIX
- https://android.googlesource.com/kernel/common/+/1a0cf26323c8FIX
- https://android.googlesource.com/kernel/common/+/52d1e606ee733FIX
- https://android.googlesource.com/kernel/common/+/a308c71bf1e6eFIX
- https://android.googlesource.com/kernel/common/+/be068f2903FIX
- https://source.android.com/security/bulletin/2023-08-01ADVISORY
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