Linux Kernel Security Update Advisory (CVE-2026-53362)

Overview

A security update has been released to address vulnerability CVE-2026-53362 in the Linux kernel. This vulnerability is a memory out-of-bounds write vulnerability that occurs during IPv6 networking processing in the Linux kernel.

Affected Systems

The following versions of the Linux kernel are affected:

• Linux kernel 6.1, Versions prior to 6.1.177.
• Linux kernel 6.6, Versions prior to 6.6.144.
• Linux Kernel 6.12 Versions prior to 6.12.95.
• Linux Kernel 6.18 Versions prior to 6.18.38.
• Linux Kernel 7.1 Versions prior to 7.1.3.

Action Required

A patch for CVE-2026-53362 has been provided through the latest update. Follow the instructions on the reference site to update the product to the latest version with the Vulnerability Patch.

Notes

• CVE-2026-53362: ipv6: account for fraggap on the paged allocation path.