CVE-2026-23403

medium Red Hat
EPSS Score
0.0%
Exploitation probability in 30 days
Top 95% most likely to be exploited
Published: April 1, 2026 (43 days ago)
Last Modified: April 1, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in AppArmor within the Linux kernel. This vulnerability, located in the verify_header function, causes a memory leak by incorrectly handling namespace strings when multiple security profiles are processed. This can lead to a gradual depletion of system memory, potentially impacting system stability and the integrity of security policy enforcement.

CWE

CWE-763

Affected Products

Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 lore.kernel.org