CVE-2026-97447 ACPICA: Enhance OEM ID and Table ID validation in acpi_ex_load_table_op()
A buffer overflow in the Linux kernel's ACPICA component allows local attackers to execute arbitrary code or escalate privileges.
- 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-2026-97447?
CVE-2026-97447 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: Enhance OEM ID and Table ID validation in acpi_ex_load_table_op()
Enhance OEM ID and Table ID validation in acpi_ex_load_table_op() to prevent buffer overflows.
Which versions are affected by CVE-2026-97447?
How do I fix CVE-2026-97447?
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-2026-97447 being exploited?
There is no known exploitation of CVE-2026-97447 in the wild and no public exploit code.
Sources
Also known as AZL-103898, BELL-CVE-2026-97447, DEBIAN-CVE-2026-97447, GHSA-qmpg-p6x8-9x7j, UBUNTU-CVE-2026-97447.