RHSA-2023:7294 — Security Advisory
Red Hat Security Advisory: kernel security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · November 16, 2023
Updated · August 7, 2026
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.6 Advanced Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. 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: net/sched: cls_u32 component reference counter leak if tcf_change_indev() fails (CVE-2023-3609)
-
kernel: net/sched: cls_fw component can be exploited as result of failure in tcf_change_indev function (CVE-2023-3776)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.