Improper Resource Locking Affecting bpftool package, versions <0:6.1.29-47.49.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-AMZN2023-BPFTOOL-5671184
  • published8 Jun 2023
  • disclosed25 Apr 2023

Introduced: 25 Apr 2023

CVE-2023-2269  (opens in a new tab)
CWE-413  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 bpftool to version 0:6.1.29-47.49.amzn2023 or higher.
This issue was patched in ALAS2023-2023-184.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 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 Scores

version 3.1