GSD-2022-1004471 drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf
A refcount leak in the Linux Kernel MSM display driver can lead to resource exhaustion and denial of service.
- 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-2022-1004471?
GSD-2022-1004471 is a denial of service vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf
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 v5.15.51 by commit 3c39a17197733bc37786ed68c83267c2f491840b, it was introduced in version v4.12 by commit 86418f90a4c1a0073db65d8a1e2bf94421117a60. For more details please see the references link.
Which versions are affected by GSD-2022-1004471?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004471?
No fix has been published for GSD-2022-1004471 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-2022-1004471 being exploited?
There is no known exploitation of GSD-2022-1004471 in the wild and no public exploit code.