GSD-2021-1001690 drm/amdgpu: handle the case of pci_channel_io_frozen only in amdgpu_pci_resume
A flaw in the AMD GPU driver's PCI resume handling could lead to a 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-2021-1001690?
GSD-2021-1001690 is a denial of service vulnerability in Kernel, published on 19 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/amdgpu: handle the case of pci_channel_io_frozen only in amdgpu_pci_resume
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 v5.14.12 by commit 72e9a1bf9b722628c28092e0c2cd8717edd201dc, it was introduced in version v5.10 by commit c9a6b82f45e261d247b980a7949aaa6a9bfffe01. For more details please see the references link.
Which versions are affected by GSD-2021-1001690?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001690?
No fix has been published for GSD-2021-1001690 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-2021-1001690 being exploited?
There is no known exploitation of GSD-2021-1001690 in the wild and no public exploit code.