GSD-2021-1000442 ACPI: scan: Fix a memory leak in an error handling path
A memory leak in the Linux Kernel ACPI scan error handling path can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000442?
GSD-2021-1000442 is a memory corruption vulnerability in Kernel, published on 31 May 2021.
Official description
ACPI: scan: Fix a memory leak in an error handling path
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 v4.19.191 by commit 69cc821e89ce572884548ac54c4f80eec7a837a5, it was introduced in version v4.19.184 by commit 7385e438e1f31af5b86f72fd19b0dcd2738502c9. For more details please see the references link.
Which versions are affected by GSD-2021-1000442?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000442?
No fix has been published for GSD-2021-1000442 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-2021-1000442 being exploited?
There is no known exploitation of GSD-2021-1000442 in the wild and no public exploit code.