GSD-2022-1002774 drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
A deadlock in the Linux Kernel MSM display driver can cause a denial of service when mixer release fails.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1002774?
GSD-2022-1002774 is a denial of service vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected
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 v5.18.3 by commit 46e5ce63924a96af452c4fc5ee0bb3b241e1b9f4, it was introduced in version v4.18 by commit 7907a0d77cb461f58045763c205a5830be72e97c. For more details please see the references link.
Which versions are affected by GSD-2022-1002774?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002774?
No fix has been published for GSD-2022-1002774 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-2022-1002774 being exploited?
There is no known exploitation of GSD-2022-1002774 in the wild and no public exploit code.