drm/amd/display: clear optc underflow before turn off odm clock
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.3%
exploitation probability
0.3%top 81% of all CVEs
observed exploitation
nono source reports it
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.
Affected products
Linux · LinuxReferences
https://git.kernel.org/stable/c/3101839b080137c367f3f88c2a040f791de880aahttps://git.kernel.org/stable/c/3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202https://git.kernel.org/stable/c/443687798d6f094412b7312b64b3bb4d99aedff7https://git.kernel.org/stable/c/5ee30bcfdb32526233d2572f3d9ec371928679f1https://git.kernel.org/stable/c/814b756d4ec3a8728debb116cf49005feada7750https://git.kernel.org/stable/c/b2a93490201300a749ad261b5c5d05cb50179c44