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Red Hat: CVE-2023-1476: incomplete fix for CVE-2022-41222 (Multiple Advisories)

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Red Hat: CVE-2023-1476: incomplete fix for CVE-2022-41222 (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
04/05/2023
Created
05/05/2023
Added
04/06/2023
Modified
12/15/2023

Description

A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.

Solution(s)

  • redhat-upgrade-kpatch-patch-4_18_0-425_10_1
  • redhat-upgrade-kpatch-patch-4_18_0-425_10_1-debuginfo
  • redhat-upgrade-kpatch-patch-4_18_0-425_10_1-debugsource
  • redhat-upgrade-kpatch-patch-4_18_0-425_13_1
  • redhat-upgrade-kpatch-patch-4_18_0-425_13_1-debuginfo
  • redhat-upgrade-kpatch-patch-4_18_0-425_13_1-debugsource
  • redhat-upgrade-kpatch-patch-4_18_0-425_3_1
  • redhat-upgrade-kpatch-patch-4_18_0-425_3_1-debuginfo
  • redhat-upgrade-kpatch-patch-4_18_0-425_3_1-debugsource

References

  • CVE-2023-1476
  • RHSA-2023:1659

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