CVE-2026-97444 ACPICA: add boundary checks in two places
Missing boundary checks in ACPICA allow out-of-bounds access, potentially leading to memory corruption or system crashes.
- 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-2026-97444?
CVE-2026-97444 is a high-severity 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 boundary checks in two places
Add boundary checks in acpi_ps_get_next_namestring() and acpi_ps_peek_opcode() to prevent out-of-bounds access.
Which versions are affected by CVE-2026-97444?
How do I fix CVE-2026-97444?
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-2026-97444 being exploited?
There is no known exploitation of CVE-2026-97444 in the wild and no public exploit code.
Sources
Also known as AZL-103709, BELL-CVE-2026-97444, DEBIAN-CVE-2026-97444, GHSA-737f-j4h3-g9rc, UBUNTU-CVE-2026-97444.