CVE-2024-27041
Vulnerability from cvelistv5
Published
2024-05-01 12:54
Modified
2024-11-05 09:20
Summary
drm/amd/display: fix NULL checks for adev->dm.dc in amdgpu_dm_fini()
Impacted products
Vendor Product Version
Linux Linux Version: 5.14
Show details on NVD website


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        "metrics": [
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            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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                "id": "CVE-2024-27041",
                "options": [
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                    "Exploitation": "none"
                  },
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                    "Automatable": "no"
                  },
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                "timestamp": "2024-05-24T14:44:31.681685Z",
                "version": "2.0.3"
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            "descriptions": [
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                "description": "CWE-476 NULL Pointer Dereference",
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          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"
          ],
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          "vendor": "Linux",
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "version": "0",
              "versionType": "semver"
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              "version": "6.6.23",
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              "version": "6.7.11",
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              "version": "6.8.2",
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              "version": "6.9",
              "versionType": "original_commit_for_fix"
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      "descriptions": [
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          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix NULL checks for adev-\u003edm.dc in amdgpu_dm_fini()\n\nSince \u0027adev-\u003edm.dc\u0027 in amdgpu_dm_fini() might turn out to be NULL\nbefore the call to dc_enable_dmub_notifications(), check\nbeforehand to ensure there will not be a possible NULL-ptr-deref\nthere.\n\nAlso, since commit 1e88eb1b2c25 (\"drm/amd/display: Drop\nCONFIG_DRM_AMD_DC_HDCP\") there are two separate checks for NULL in\n\u0027adev-\u003edm.dc\u0027 before dc_deinit_callbacks() and dc_dmub_srv_destroy().\nClean up by combining them all under one \u0027if\u0027.\n\nFound by Linux Verification Center (linuxtesting.org) with static\nanalysis tool SVACE."
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      "title": "drm/amd/display: fix NULL checks for adev-\u003edm.dc in amdgpu_dm_fini()",
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    "cveId": "CVE-2024-27041",
    "datePublished": "2024-05-01T12:54:04.111Z",
    "dateReserved": "2024-02-19T14:20:24.212Z",
    "dateUpdated": "2024-11-05T09:20:29.831Z",
    "state": "PUBLISHED"
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}


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