GSD-2023-1001988 platform/x86/amd: Fix refcount leak in amd_pmc_probe
A refcount leak in the AMD PMC driver can lead to resource exhaustion and denial of service, requiring a kernel patch.
- 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-2023-1001988?
GSD-2023-1001988 is a denial of service vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
platform/x86/amd: Fix refcount leak in amd_pmc_probe
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 v6.1.7 by commit 3944162821295993ec89992dec98ab6be6306cc0, it was introduced in version v5.18 by commit 3d7d407dfb05b257e15cb0c6b056428a4a8c2e5d. For more details please see the references link.
Which versions are affected by GSD-2023-1001988?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001988?
No fix has been published for GSD-2023-1001988 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2023-1001988 being exploited?
There is no known exploitation of GSD-2023-1001988 in the wild and no public exploit code.