CVE-2026-47326 — Memory leak in Ubuntu Linux AppArmor large notification response allocation

CVE-2026-47326

Memory leak in Ubuntu Linux AppArmor large notification response allocation PUBLISHED

Description (CNA)

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a memory leak in the handling of big responses to AppArmor notifications. The bug can be triggered by an unprivileged local user. The memory leak could lead to resource exhaustion.

Affected (CNA)

Vendor / product	Versions
Canonical / Ubuntu Linux	affected 6.8.0 before 6.8.0-124.124; affected 6.17.0 before 6.17.0-35.35; affected 7.0.0 before 7.0.0-22.22

CWE

CWE-401

References

https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=8d858ecb7e2e216ca2987302a04c266f2355fefe

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.