RHSA-2026:94303 — Security Advisory
Red Hat Security Advisory: kernel security update
Severity
CriticalRed Hat Product Security
Products
Official CSAF product identity
Published · November 3, 2026
Updated · November 4, 2026
Topic
An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.
Red Hat Product Security has rated this update as having a security impact of Critical. 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: ipv4: free inet_opt and ireq_opt after an RCU grace period (CVE-2026-98432)
-
kernel: ZDI-CAN-33367: Linux Kernel skbuff skb_zerocopy Improper Ownership Management Local Privilege Escalation Vulnerability ()
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.