github - ghsa-59w4-gmxc-g79m

ghsa-59w4-gmxc-g79m

Vulnerability from github

Published

2025-10-07 18:31

Modified

2025-10-07 18:31

Details

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

drm/amd/display: Fix potential null-deref in dm_resume

[Why] Fixing smatch error: dm_resume() error: we previously assumed 'aconnector->dc_link' could be null

[How] Check if dc_link null at the beginning of the loop, so further checks can be dropped.

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2022-50535"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-07T16:15:37Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix potential null-deref in dm_resume\n\n[Why]\nFixing smatch error:\ndm_resume() error: we previously assumed \u0027aconnector-\u003edc_link\u0027 could be null\n\n[How]\nCheck if dc_link null at the beginning of the loop,\nso further checks can be dropped.",
  "id": "GHSA-59w4-gmxc-g79m",
  "modified": "2025-10-07T18:31:08Z",
  "published": "2025-10-07T18:31:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50535"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/00b655fa96b4e941351cc4bf5ca755a65ae94a8e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7a7175a2cd84b7874bebbf8e59f134557a34161b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8e365f1bd672cc9320a936f6ae6f8087aa40e9bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9f73793b81637c60ccc83cc508645310b8ab7d80"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bb9a5562beb982aa5ebb73c521c49596ff8b8030"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d236103782de25736996a45bd36ac2a89bdc93c6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd79b61af2782f8875c78f50cdb8630ec43e2990"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2022-50535 (GCVE-0-2022-50535)

Vulnerability from cvelistv5

Published

2025-10-07 15:21

Modified

2025-10-07 15:21

Severity ?

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null-deref in dm_resume [Why] Fixing smatch error: dm_resume() error: we previously assumed 'aconnector->dc_link' could be null [How] Check if dc_link null at the beginning of the loop, so further checks can be dropped.

References

▼	URL	Tags
	https://git.kernel.org/stable/c/fd79b61af2782f8875c78f50cdb8630ec43e2990
	https://git.kernel.org/stable/c/d236103782de25736996a45bd36ac2a89bdc93c6
	https://git.kernel.org/stable/c/9f73793b81637c60ccc83cc508645310b8ab7d80
	https://git.kernel.org/stable/c/bb9a5562beb982aa5ebb73c521c49596ff8b8030
	https://git.kernel.org/stable/c/8e365f1bd672cc9320a936f6ae6f8087aa40e9bc
	https://git.kernel.org/stable/c/00b655fa96b4e941351cc4bf5ca755a65ae94a8e
	https://git.kernel.org/stable/c/7a7175a2cd84b7874bebbf8e59f134557a34161b

Impacted products

Vendor

Product

Version

▼

Linux

Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Linux

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "fd79b61af2782f8875c78f50cdb8630ec43e2990",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "d236103782de25736996a45bd36ac2a89bdc93c6",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "9f73793b81637c60ccc83cc508645310b8ab7d80",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "bb9a5562beb982aa5ebb73c521c49596ff8b8030",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "8e365f1bd672cc9320a936f6ae6f8087aa40e9bc",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "00b655fa96b4e941351cc4bf5ca755a65ae94a8e",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            },
            {
              "lessThan": "7a7175a2cd84b7874bebbf8e59f134557a34161b",
              "status": "affected",
              "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.276",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.235",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.173",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.99",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.16",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.2.*",
              "status": "unaffected",
              "version": "6.2.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.3",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.276",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.235",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.173",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.99",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.2.3",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.3",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix potential null-deref in dm_resume\n\n[Why]\nFixing smatch error:\ndm_resume() error: we previously assumed \u0027aconnector-\u003edc_link\u0027 could be null\n\n[How]\nCheck if dc_link null at the beginning of the loop,\nso further checks can be dropped."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-07T15:21:02.347Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/fd79b61af2782f8875c78f50cdb8630ec43e2990"
        },
        {
          "url": "https://git.kernel.org/stable/c/d236103782de25736996a45bd36ac2a89bdc93c6"
        },
        {
          "url": "https://git.kernel.org/stable/c/9f73793b81637c60ccc83cc508645310b8ab7d80"
        },
        {
          "url": "https://git.kernel.org/stable/c/bb9a5562beb982aa5ebb73c521c49596ff8b8030"
        },
        {
          "url": "https://git.kernel.org/stable/c/8e365f1bd672cc9320a936f6ae6f8087aa40e9bc"
        },
        {
          "url": "https://git.kernel.org/stable/c/00b655fa96b4e941351cc4bf5ca755a65ae94a8e"
        },
        {
          "url": "https://git.kernel.org/stable/c/7a7175a2cd84b7874bebbf8e59f134557a34161b"
        }
      ],
      "title": "drm/amd/display: Fix potential null-deref in dm_resume",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-50535",
    "datePublished": "2025-10-07T15:21:02.347Z",
    "dateReserved": "2025-10-07T15:15:38.666Z",
    "dateUpdated": "2025-10-07T15:21:02.347Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted