Buffer overflow in Linux kernel display amdgpu_dm driver

1) Buffer overflow

EUVDB-ID: #VU91310

Risk: Low

CVSSv3.1: 7.7 [AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-27045

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the dp_dsc_clock_en_read() function in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c. A local user can escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

External links

http://git.kernel.org/stable/c/ff28893c96c5e0927a4da10cd24a3522ca663515
http://git.kernel.org/stable/c/440f059837418fac1695b65d3ebc6080d33be877
http://git.kernel.org/stable/c/d346b3e5b25c95d504478507eb867cd3818775ab
http://git.kernel.org/stable/c/ad76fd30557d6a106c481e4606a981221ca525f7
http://git.kernel.org/stable/c/eb9327af3621d26b1d83f767c97a3fe8191a3a65
http://git.kernel.org/stable/c/cf114d8d4a8d78df272116a745bb43b48cef65f4
http://git.kernel.org/stable/c/4b09715f1504f1b6e8dff0e9643630610bc05141

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.