Resource Injection Affecting kernel-libbpf-static package, versions <0:6.1.77-99.164.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-AMZN2023-KERNELLIBBPFSTATIC-7708230
  • published20 Aug 2024
  • disclosed2 Apr 2024

Introduced: 2 Apr 2024

CVE-2024-26673  (opens in a new tab)
CWE-99  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Amazon-Linux:2023 kernel-libbpf-static to version 0:6.1.77-99.164.amzn2023 or higher.
This issue was patched in ALAS2023-2024-517.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-libbpf-static package and not the kernel-libbpf-static package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations

  • Disallow families other than NFPROTO_{IPV4,IPV6,INET}.
  • Disallow layer 4 protocol with no ports, since destination port is a mandatory attribute for this object.

CVSS Scores

version 3.1