RHSA-2024:3306 — Security Advisory

Red Hat Security Advisory: kernel security and bug fix update

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Severity

Moderate

Red Hat Product Security

RHEL 9

Products

Official CSAF product identity

Published · May 23, 2024

Updated · November 2, 2026

Topic

An update for kernel is now available for Red Hat Enterprise Linux 9.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

kernel: netfilter: nf_tables: mark set as dead when unbinding anonymous set with timeout (CVE-2024-26643)
kernel: netfilter: nf_tables: disallow anonymous set with timeout flag (CVE-2024-26642)
kernel: netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations (CVE-2024-26673)
kernel: net: ip_tunnel: prevent perpetual headroom growth (CVE-2024-26804)