GSD-2021-1000405 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
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000405?
GSD-2021-1000405 is a memory corruption vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
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 v5.4.120 by commit dafd4c0b5e835db020cff11c74b4af9493a58e72, it was introduced in version v5.4.109 by commit bc0b1a2036dd8072106ec81a8685ecb901f72ed6. For more details please see the references link.
Which versions are affected by GSD-2021-1000405?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000405?
No fix has been published for GSD-2021-1000405 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-2021-1000405 being exploited?
There is no known exploitation of GSD-2021-1000405 in the wild and no public exploit code.