Use After Free Affecting bpftool package, versions <0:6.1.82-99.168.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-AMZN2023-BPFTOOL-8610780
  • published10 Jan 2025
  • disclosed3 Apr 2024

Introduced: 3 Apr 2024

CVE-2024-26735  (opens in a new tab)
CWE-416  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 bpftool to version 0:6.1.82-99.168.amzn2023 or higher.
This issue was patched in ALAS2023-2024-784.

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.

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

ipv6: sr: fix possible use-after-free and null-ptr-deref

The pernet operations structure for the subsystem must be registered before registering the generic netlink family.

CVSS Scores

version 3.1