CVE-2022-41222

CVE-2022-41222

CVSS 7 HIGHEPSS 0.4%CWE-416

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

21 Sep 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move.

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

References

http://packetstormsecurity.com/files/168466/Linux-Stable-5.4-5.10-Use-After-Free-Race-Condition.html http://packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html https://bugs.chromium.org/p/project-zero/issues/detail?id=2347 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2 https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html https://security.netapp.com/advisory/ntap-20230214-0008/