Vulnerability identifier: #VU98371
Vulnerability risk: Low
CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the dmub_abm_set_pipe() function in drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c, within the dmub_abm_set_pipe() function in drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.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
https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec
https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0
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.