CVE-2022-49969
Not scored
drm/amd/display: clear optc underflow before turn off odm clock
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock off. [How] Clear that if have when clock off.
Exploit probability
0.2%
Published
June 18, 2025
Required by
Not available
Last source change
August 17, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2022-49969
View original source
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock off. [How] Clear that if have when clock off.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/3101839b080137c367f3f88c2a040f791de880aa
- https://git.kernel.org/stable/c/3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202
- https://git.kernel.org/stable/c/443687798d6f094412b7312b64b3bb4d99aedff7
- https://git.kernel.org/stable/c/5ee30bcfdb32526233d2572f3d9ec371928679f1
- https://git.kernel.org/stable/c/814b756d4ec3a8728debb116cf49005feada7750
- https://git.kernel.org/stable/c/b2a93490201300a749ad261b5c5d05cb50179c44
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49969.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-49969