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.

Related CPE's

o

linux

linux_kernel

4

o

debian

debian_linux

10.0

Vulnerable

a

netapp

hci_baseboard_management_controller

5

o

canonical

ubuntu_linux

3

References

http://packetstormsecurity.com/files/168466/Linux-Stable-5.4-5.10-Use-After-Free-Race-Condition.html

Third Party AdvisoryVDB Entry

http://packetstormsecurity.com/files/171005/Kernel-Live-Patch-Security-Notice-LNS-0091-1.html

PatchThird Party Advisory

https://bugs.chromium.org/p/project-zero/issues/detail?id=2347

ExploitIssue TrackingMailing ListPatchThird Party Advisory

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3

Release NotesVendor Advisory

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2

PatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html

Mailing ListThird Party Advisory

https://security.netapp.com/advisory/ntap-20230214-0008/

Third Party Advisory

Weaknesses

[email protected]

Primary
CWE-416

CVSS impact metrics

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

7 · High

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2022-09-21T08:15:09.047

2 years ago

Last modified

2023-07-21T18:46:04.070

1 year ago