GSD-2022-1001244 drm/selftests/test-drm_dp_mst_helper: Fix memory leak in sideband_msg_req_encode_decode
A memory leak in the DRM DP MST helper selftests can lead to resource exhaustion and denial of service in the Linux kernel.
- 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-2022-1001244?
GSD-2022-1001244 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
drm/selftests/test-drm_dp_mst_helper: Fix memory leak in sideband_msg_req_encode_decode
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 v5.17.2 by commit f6d1fd0abaacce95fdccfc19fc2175d8d9b37bfb, it was introduced in version v5.11 by commit 09234b88ef5598252d1cee37e4d7b26a48b6557f. For more details please see the references link.
Which versions are affected by GSD-2022-1001244?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001244?
No fix has been published for GSD-2022-1001244 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1001244 being exploited?
There is no known exploitation of GSD-2022-1001244 in the wild and no public exploit code.