{
  "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-2024-50117",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-50117",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-11-05T17:10:47.985Z",
    "updatedAt": "2026-08-05T11:41:46.698Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "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/amd: Guard against bad data for ATIF ACPI method",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd: Guard against bad data for ATIF ACPI method\n\nIf a BIOS provides bad data in response to an ATIF method call\nthis causes a NULL pointer dereference in the caller.\n\n```\n? show_regs (arch/x86/kernel/dumpstack.c:478 (discriminator 1))\n? __die (arch/x86/kernel/dumpstack.c:423 arch/x86/kernel/dumpstack.c:434)\n? page_fault_oops (arch/x86/mm/fault.c:544 (discriminator 2) arch/x86/mm/fault.c:705 (discriminator 2))\n? do_user_addr_fault (arch/x86/mm/fault.c:440 (discriminator 1) arch/x86/mm/fault.c:1232 (discriminator 1))\n? acpi_ut_update_object_reference (drivers/acpi/acpica/utdelete.c:642)\n? exc_page_fault (arch/x86/mm/fault.c:1542)\n? asm_exc_page_fault (./arch/x86/include/asm/idtentry.h:623)\n? amdgpu_atif_query_backlight_caps.constprop.0 (drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:387 (discriminator 2)) amdgpu\n? amdgpu_atif_query_backlight_caps.constprop.0 (drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c:386 (discriminator 1)) amdgpu\n```\n\nIt has been encountered on at least one system, so guard for it.\n\n(cherry picked from commit c9b7c809b89f24e9372a4e7f02d64c950b07fdee)",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "58556dcbd5606a5daccaee73b2130bc16b48e025"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "43b4fa6e0e238c6e2662f4fb61d9f51c2785fb1d"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "234682910971732cd4da96fd95946e296e486b38"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6032287747f874b52dc8b9d7490e2799736e035f"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "cd67af3c1762de4c2483ae4dbdd98f9ea8fa56e3"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "975ede2a7bec52b5da1428829b3439667c8a234b"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "1d7175f9c57b1abf9ecfbdfd53ea760761f52ffe"
            },
            {
              "version": "d38ceaf99ed015f2a0b9af3499791bd3a3daae21",
              "status": "affected",
              "versionType": "git",
              "lessThan": "bf58f03931fdcf7b3c45cb76ac13244477a60f44"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.2",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.2"
            },
            {
              "version": "4.19.323",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.285",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.229",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.170",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.115",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.59",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.11.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}