GSD-2022-1001426 ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
An out-of-bounds access in the Linux Kernel ACPI CPPC parser can lead to denial of service or information disclosure.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001426?
GSD-2022-1001426 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.16.19 by commit b80b19b32a432c9eee1cd200ef7aaddf608f54d1, it was introduced in version v4.4 by commit 337aadff8e4567e39669e07d9a88b789d78458b5. For more details please see the references link.
Which versions are affected by GSD-2022-1001426?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001426?
No fix has been published for GSD-2022-1001426 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1001426 being exploited?
There is no known exploitation of GSD-2022-1001426 in the wild and no public exploit code.