GSD-2022-1006657 drm/msm/dp: fix aux-bus EP lifetime
A use-after-free vulnerability in the Linux Kernel's DisplayPort driver could allow local attackers to execute arbitrary code or cause a system crash.
- 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-2022-1006657?
GSD-2022-1006657 is an use after free vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/msm/dp: fix aux-bus EP lifetime
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 v6.0.7 by commit 8768663188e4169333f66583e4d2432e65c421df, it was introduced in version v5.19 by commit c3bf8e21b38a89418f2e22173b229aaad2306815. For more details please see the references link.
Which versions are affected by GSD-2022-1006657?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006657?
No fix has been published for GSD-2022-1006657 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1006657 being exploited?
There is no known exploitation of GSD-2022-1006657 in the wild and no public exploit code.