CVE-2022-49969 (GCVE-0-2022-49969)

Vulnerability from cvelistv5 – Published: 2025-06-18 11:00 – Updated: 2025-07-11 17:19
VLAI?
Title
drm/amd/display: clear optc underflow before turn off odm clock
Summary
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.
Severity ?
No CVSS data available.
Assigner
Impacted products
Vendor Product Version
Linux Linux Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 443687798d6f094412b7312b64b3bb4d99aedff7 (git)
Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 814b756d4ec3a8728debb116cf49005feada7750 (git)
Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202 (git)
Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 5ee30bcfdb32526233d2572f3d9ec371928679f1 (git)
Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < 3101839b080137c367f3f88c2a040f791de880aa (git)
Affected: 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c , < b2a93490201300a749ad261b5c5d05cb50179c44 (git)
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    Linux Linux Affected: 4.15
Unaffected: 0 , < 4.15 (semver)
Unaffected: 4.19.257 , ≤ 4.19.* (semver)
Unaffected: 5.4.212 , ≤ 5.4.* (semver)
Unaffected: 5.10.141 , ≤ 5.10.* (semver)
Unaffected: 5.15.65 , ≤ 5.15.* (semver)
Unaffected: 5.19.7 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)
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Show details on NVD website

{
  "containers": {
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c"
          ],
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          ],
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          "vendor": "Linux",
          "versions": [
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              "version": "4.15"
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              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
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              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.257",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.212",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.141",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.65",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.19.*",
              "status": "unaffected",
              "version": "5.19.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.0",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: clear optc underflow before turn off odm clock\n\n[Why]\nAfter ODM clock off, optc underflow bit will be kept there always and clear not work.\nWe need to clear that before clock off.\n\n[How]\nClear that if have when clock off."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-07-11T17:19:23.743Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/443687798d6f094412b7312b64b3bb4d99aedff7"
        },
        {
          "url": "https://git.kernel.org/stable/c/814b756d4ec3a8728debb116cf49005feada7750"
        },
        {
          "url": "https://git.kernel.org/stable/c/3c1dfeaeb3b4e3ea656041da1241e6ee3c3b3202"
        },
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          "url": "https://git.kernel.org/stable/c/5ee30bcfdb32526233d2572f3d9ec371928679f1"
        },
        {
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        },
        {
          "url": "https://git.kernel.org/stable/c/b2a93490201300a749ad261b5c5d05cb50179c44"
        }
      ],
      "title": "drm/amd/display: clear optc underflow before turn off odm clock",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49969",
    "datePublished": "2025-06-18T11:00:33.226Z",
    "dateReserved": "2025-06-18T10:57:27.384Z",
    "dateUpdated": "2025-07-11T17:19:23.743Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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