Lucene search

K
cvelistLinuxCVELIST:CVE-2023-52671
HistoryMay 17, 2024 - 2:02 p.m.

CVE-2023-52671 drm/amd/display: Fix hang/underflow when transitioning to ODM4:1

2024-05-1714:02:05
Linux
www.cve.org
linux kernel
vulnerability
fix
hang
underflow
odm4:1
transition
drm/amd/display

6.4 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%

In the Linux kernel, the following vulnerability has been resolved:

drm/amd/display: Fix hang/underflow when transitioning to ODM4:1

[Why]
Under some circumstances, disabling an OPTC and attempting to reclaim
its OPP(s) for a different OPTC could cause a hang/underflow due to OPPs
not being properly disconnected from the disabled OPTC.

[How]
Ensure that all OPPs are unassigned from an OPTC when it gets disabled.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c",
      "drivers/gpu/drm/amd/display/dc/optc/dcn35/dcn35_optc.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "ae62f1dde66a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "4b6b479b2da6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "e7b2b108cdea",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/display/dc/optc/dcn32/dcn32_optc.c",
      "drivers/gpu/drm/amd/display/dc/optc/dcn35/dcn35_optc.c"
    ],
    "versions": [
      {
        "version": "6.6.24",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.7.3",
        "lessThanOrEqual": "6.7.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

6.4 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.5%