GSD-2021-1002808 platform/x86: intel_pmc_core: fix memleak on registration failure
A memory leak in the Intel PMC Core driver can lead to resource exhaustion and denial of service upon registration failure.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1002808?
GSD-2021-1002808 is a memory corruption vulnerability in Kernel, published on 30 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
platform/x86: intel_pmc_core: fix memleak on registration failure
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 v5.10.89 by commit 7a37f2e370699e2feca3dca6c8178c71ceee7e8a, it was introduced in version v5.9 by commit 938835aa903ae19ad62805134f79bbcf20fc3bea. For more details please see the references link.
Which versions are affected by GSD-2021-1002808?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002808?
No fix has been published for GSD-2021-1002808 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-2021-1002808 being exploited?
There is no known exploitation of GSD-2021-1002808 in the wild and no public exploit code.