GSD-2022-1007430 drm/nouveau: fix a use-after-free in nouveau_gem_prime_import_sg_table()
A use-after-free in the nouveau GPU driver allows local attackers to potentially execute code or escalate privileges.
- 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-2022-1007430?
GSD-2022-1007430 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/nouveau: fix a use-after-free in nouveau_gem_prime_import_sg_table()
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 v5.4.220 by commit 56ee9577915dc06f55309901012a9ef68dbdb5a8, it was introduced in version v5.4 by commit 019cbd4a4feb3aa3a917d78e7110e3011bbff6d5. For more details please see the references link.
Which versions are affected by GSD-2022-1007430?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007430?
No fix has been published for GSD-2022-1007430 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-2022-1007430 being exploited?
There is no known exploitation of GSD-2022-1007430 in the wild and no public exploit code.