CVE-2026-97449 ACPICA: Add package limit checks in parser functions
Out-of-bounds access in ACPICA parser functions allows attackers to cause denial of service or execute arbitrary code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-97449?
CVE-2026-97449 is a memory corruption vulnerability in Linux, published on 24 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
ACPICA: Add package limit checks in parser functions
Add package limit checks in parser functions to prevent out-of-bounds access.
Which versions are affected by CVE-2026-97449?
How do I fix CVE-2026-97449?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-97449 being exploited?
There is no known exploitation of CVE-2026-97449 in the wild and no public exploit code.
Sources
Also known as AZL-103535, BELL-CVE-2026-97449, DEBIAN-CVE-2026-97449, GHSA-359g-xww8-2wg4, UBUNTU-CVE-2026-97449.