Debian/linux: medium 6.3
extract_user_to_sg in lib/scatterlist.c in the Linux kernel before 6.4.12 fails to unpin pages in a certain situation, as demonstrated by a WARNING for try_grab_page.
Action: Upgrade linux to 6.4.13-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 6.4.13-1 | - |
Fixed versions
| 6.4.13-1 |
Sources
- osv: DEBIAN-CVE-2023-40791#Debian:14/linux
- https://security-tracker.debian.org/tracker/CVE-2023-40791
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