PT-2026-94579 · Linux · Linux Kernel

CVE-2026-90231

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Published

2026-09-17

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Updated

2026-09-24

CVSS v3.1

8.4

High

VectorAV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the AppArmor module where the unprivileged transition restriction on unconfined profiles is not correctly applied when a task is already confined by a stack. This flaw allows for a security escape if two transitions through an unconfined profile are executed.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2026-90231
OPENSUSE-SU-2026:11880-1

Affected Products

Linux Kernel