Use After Free Affecting kernel-default-livepatch package, versions <5.14.21-150400.24.33.2


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTLIVEPATCH-3127812
  • published19 Nov 2022
  • disclosed18 Nov 2022

Introduced: 18 Nov 2022

CVE-2022-33981  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-default-livepatch to version 5.14.21-150400.24.33.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-livepatch package and not the kernel-default-livepatch package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

drivers/block/floppy.c in the Linux kernel before 5.17.6 is vulnerable to a denial of service, because of a concurrency use-after-free flaw after deallocating raw_cmd in the raw_cmd_ioctl function.

CVSS Scores

version 3.1