CVE-2024-27044 drm/amd/display: Fix potential NULL pointer dereferences in 'dcn10_set_output_transfer_func()'
A NULL pointer dereference in the AMD display driver can cause a system crash, requiring a kernel patch to prevent denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-27044?
CVE-2024-27044 is a medium-severity vulnerability in Debian Debian Linux, published on 1 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Fix potential NULL pointer dereferences in 'dcn10_set_output_transfer_func()'
The 'stream' pointer is used in dcn10_set_output_transfer_func() before the check if 'stream' is NULL.
Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/hwss/dcn10/dcn10_hwseq.c:1892 dcn10_set_output_transfer_func() warn: variable dereferenced before check 'stream' (see line 1875)
Weakness: CWE-476
Which versions are affected by CVE-2024-27044?
It affects 2 products.
Products include Debian Debian Linux, Linux kernel.
How do I fix CVE-2024-27044?
Apply the vendor's patch.
Is CVE-2024-27044 being exploited?
There is no known exploitation of CVE-2024-27044 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BELL-CVE-2024-27044, DEBIAN-CVE-2024-27044, GHSA-p9xp-vch3-fpjp, UBUNTU-CVE-2024-27044.