CVE-2026-23403

Description

In the Linux kernel, the following vulnerability has been resolved:apparmor: fix memory leak in verify_headerThe function sets *ns = null on every call, leaking the namespacestring allocated in previous iterations when multiple profiles areunpacked. This also breaks namespace consistency checking since *nsis always null when the comparison is made.Remove the incorrect assignment.The caller (aa_unpack) initializes *ns to null once before the loop,which is sufficient.

Risk Information

Base Score

7.8

MODERATE

Vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

0.018

Associated Vulnerability

No records found

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234