ghsa-g63x-ch35-x5p5
Vulnerability from github
Published
2024-03-26 18:32
Modified
2024-11-07 00:30
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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

drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()

In edp_setup_replay(), 'struct dc dc' & 'struct dmub_replay replay' was dereferenced before the pointer 'link' & 'replay' NULL check.

Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:947 edp_setup_replay() warn: variable dereferenced before check 'link' (see line 933)

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{
  "affected": [],
  "aliases": [
    "CVE-2024-26648"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-26T18:15:10Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()\n\nIn edp_setup_replay(), \u0027struct dc *dc\u0027 \u0026 \u0027struct dmub_replay *replay\u0027\nwas dereferenced before the pointer \u0027link\u0027 \u0026 \u0027replay\u0027 NULL check.\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:947 edp_setup_replay() warn: variable dereferenced before check \u0027link\u0027 (see line 933)",
  "id": "GHSA-g63x-ch35-x5p5",
  "modified": "2024-11-07T00:30:35Z",
  "published": "2024-03-26T18:32:07Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26648"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/22ae604aea14756954e1c00ae653e34d2afd2935"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7073934f5d73f8b53308963cee36f0d389ea857c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c02d257c654191ecda1dc1af6875d527e85310e7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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