VulnerabilityModified
CVE-2023-40791
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.
MEDIUM 6.3EPSS 0.45%
Does this matter?
Lower severity and a low EPSS score (0.45%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 6.3 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
- EPSS
- 0.45% probability · 38th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h410s firmware
- Source
- cve@mitre.org
References
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12Release Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f443fd5af5dbd531f880d3645d5dd36976cf087fMailing List, Patch
- https://lkml.org/lkml/2023/8/3/323Exploit, Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-crypto/20571.1690369076%40warthog.procyon.org.uk/Mailing List, Patch
- https://security.netapp.com/advisory/ntap-20231110-0009/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12Release Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f443fd5af5dbd531f880d3645d5dd36976cf087fMailing List, Patch
- https://lkml.org/lkml/2023/8/3/323Exploit, Mailing List, Third Party Advisory
- https://lore.kernel.org/linux-crypto/20571.1690369076%40warthog.procyon.org.uk/Mailing List, Patch
- https://security.netapp.com/advisory/ntap-20231110-0009/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.