Deadlock Affecting kernel-livepatch-4.14.318-240.529 package, versions <0:1.0-0.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.22% (14th percentile)

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  • Snyk IDSNYK-AMZN2-KERNELLIVEPATCH414318240529-5740538
  • published27 Jun 2023
  • disclosed25 Apr 2023

Introduced: 25 Apr 2023

CVE-2023-2269  (opens in a new tab)
CWE-833  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 kernel-livepatch-4.14.318-240.529 to version 0:1.0-0.amzn2 or higher.
This issue was patched in ALAS2-2023-2100.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-4.14.318-240.529 package and not the kernel-livepatch-4.14.318-240.529 package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A denial of service problem was found, due to a possible recursive locking scenario, resulting in a deadlock in table_clear in drivers/md/dm-ioctl.c in the Linux Kernel Device Mapper-Multipathing sub-component.

CVSS Base Scores

version 3.1