{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-26672",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-26672",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-04-02T06:49:14.653Z",
    "updatedAt": "2026-05-11T20:01:57.529Z",
    "importedAt": "2026-10-24T01:57:07.518Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "drm/amdgpu: Fix variable 'mca_funcs' dereferenced before NULL check in 'amdgpu_mca_smu_get_mca_entry()'",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix variable 'mca_funcs' dereferenced before NULL check in 'amdgpu_mca_smu_get_mca_entry()'\n\nFixes the below:\n\ndrivers/gpu/drm/amd/amdgpu/amdgpu_mca.c:377 amdgpu_mca_smu_get_mca_entry() warn: variable dereferenced before check 'mca_funcs' (see line 368)\n\n357 int amdgpu_mca_smu_get_mca_entry(struct amdgpu_device *adev,\n\t\t\t\t     enum amdgpu_mca_error_type type,\n358                                  int idx, struct mca_bank_entry *entry)\n359 {\n360         const struct amdgpu_mca_smu_funcs *mca_funcs =\n\t\t\t\t\t\tadev->mca.mca_funcs;\n361         int count;\n362\n363         switch (type) {\n364         case AMDGPU_MCA_ERROR_TYPE_UE:\n365                 count = mca_funcs->max_ue_count;\n\nmca_funcs is dereferenced here.\n\n366                 break;\n367         case AMDGPU_MCA_ERROR_TYPE_CE:\n368                 count = mca_funcs->max_ce_count;\n\nmca_funcs is dereferenced here.\n\n369                 break;\n370         default:\n371                 return -EINVAL;\n372         }\n373\n374         if (idx >= count)\n375                 return -EINVAL;\n376\n377         if (mca_funcs && mca_funcs->mca_get_mca_entry)\n\t        ^^^^^^^^^\n\nChecked too late!",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7b5d58c07024516c0e81b95e98f37710cf402c53"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4f32504a2f85a7b40fe149436881381f48e9c0c0"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.2",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.2"
            },
            {
              "version": "6.7.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.7.*"
            },
            {
              "version": "6.8",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}