drm/amd/display: Fix potential null dereference

{
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  "url": "https://osv.dev/vulnerability/CVE-2023-53498",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "drm/amd/display: Fix potential null dereference",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix potential null dereference The adev->dm.dc pointer can be NULL and dereferenced in amdgpu_dm_fini() without checking. Add a NULL pointer check before calling dc_dmub_srv_destroy(). Found by Linux Verification Center (linuxtesting.org) with SVACE.",
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      "modified": "2026-10-28T02:30:46.374584989Z",
      "provider": "osv",
      "references": [
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        "https://git.kernel.org/stable/c/4b1afffdd94093118b3cc235ef2b4d2520fb4950",
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        "https://nvd.nist.gov/vuln/detail/CVE-2023-53498",
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  "source_id": "core-osv",
  "document_id": 514024,
  "published_at": "2025-10-01T11:45:49.549+00:00"
}