GSD-2021-1000495 uio_hv_generic: Fix a memory leak in error handling paths
A memory leak in the uio_hv_generic driver error handling paths can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1000495?
GSD-2021-1000495 is a memory corruption vulnerability in Kernel, published on 31 May 2021.
Official description
uio_hv_generic: Fix a memory leak in error handling paths
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 v5.12.7 by commit 53486c467e356e06aa37047c984fccd64d78c827, it was introduced in version v4.20 by commit cdfa835c6e5e87d145f9f632b58843de97509f2b. For more details please see the references link.
Which versions are affected by GSD-2021-1000495?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000495?
No fix has been published for GSD-2021-1000495 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-2021-1000495 being exploited?
There is no known exploitation of GSD-2021-1000495 in the wild and no public exploit code.