Search: CVE-2026-23404

A vulnerability in the Linux kernel's AppArmor security module involved recursive profile removal, which could exhaust the kernel stack and cause system crashes. The issue was addressed by replacing the recursive removal method with an iterative approach. This flaw affected specific Linux kernel versions and could be exploited by a local attacker to cause denial of service. The vulnerability has a medium severity rating and a CVSS score of 5.5. A patch is available and has been released by the vendor.