Description
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.
Affected products
linux: linux kernel; debian: debian linux; netapp: hci baseboard management controller; canonical: ubuntu linux
References10
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3 Release NotesVendor Advisory
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/… PatchVendor Advisory
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3 Release NotesVendor Advisory
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/… PatchVendor Advisory
- packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security… PatchThird Party Advisory
- bugs.chromium.org/p/project-zero/issues/detail?id=2347 ExploitIssue TrackingMailing ListPatchThird Party Advisory
- packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security… PatchThird Party Advisory
- bugs.chromium.org/p/project-zero/issues/detail?id=2347 ExploitIssue TrackingMailing ListPatchThird Party Advisory
- packetstormsecurity.com/files/168466/Linux-Stable-5.4-5.10-Use-… Third Party AdvisoryVDB Entry
- lists.debian.org/debian-lts-announce/2022/11/msg00001.html Mailing ListThird Party Advisory
Metrics
- CVSS 3.1
-
7.0
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 43 · as of 12 November 2026
- CWE
- CWE-416
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