VULNERABILITY INTELLIGENCE
CVE-2023-40791
CVSS score6.3 MEDIUM
EPSS probability0.48%
CISA KEVNot currently listed
Published2023-10-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
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.
Weakness classification
- nvd@nist.gov: NVD-CWE-noinfo
Primary references
- cve@mitre.org — Release Notes
- cve@mitre.org — Mailing List, Patch
- cve@mitre.org — Exploit, Mailing List, Third Party Advisory
- cve@mitre.org — Mailing List, Patch
- cve@mitre.org — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mailing List, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory