CVE-2022-49969
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.26% probability · 18th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/3101839b080137c367f3f88c2a040f791de880aaPatch
- https://git.kernel.org/stable/c/3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202Patch
- https://git.kernel.org/stable/c/443687798d6f094412b7312b64b3bb4d99aedff7Patch
- https://git.kernel.org/stable/c/5ee30bcfdb32526233d2572f3d9ec371928679f1Patch
- https://git.kernel.org/stable/c/814b756d4ec3a8728debb116cf49005feada7750Patch
- https://git.kernel.org/stable/c/b2a93490201300a749ad261b5c5d05cb50179c44Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.