{
  "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-2025-38322",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38322",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-07-10T08:14:57.603Z",
    "updatedAt": "2026-10-15T01:07:05.484Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "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": "perf/x86/intel: Fix crash in icl_update_topdown_event()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/intel: Fix crash in icl_update_topdown_event()\n\nThe perf_fuzzer found a hard-lockup crash on a RaptorLake machine:\n\n  Oops: general protection fault, maybe for address 0xffff89aeceab400: 0000\n  CPU: 23 UID: 0 PID: 0 Comm: swapper/23\n  Tainted: [W]=WARN\n  Hardware name: Dell Inc. Precision 9660/0VJ762\n  RIP: 0010:native_read_pmc+0x7/0x40\n  Code: cc e8 8d a9 01 00 48 89 03 5b cd cc cc cc cc 0f 1f ...\n  RSP: 000:fffb03100273de8 EFLAGS: 00010046\n  ....\n  Call Trace:\n    <TASK>\n    icl_update_topdown_event+0x165/0x190\n    ? ktime_get+0x38/0xd0\n    intel_pmu_read_event+0xf9/0x210\n    __perf_event_read+0xf9/0x210\n\nCPUs 16-23 are E-core CPUs that don't support the perf metrics feature.\nThe icl_update_topdown_event() should not be invoked on these CPUs.\n\nIt's a regression of commit:\n\n  f9bdf1f95339 (\"perf/x86/intel: Avoid disable PMU if !cpuc->enabled in sample read\")\n\nThe bug introduced by that commit is that the is_topdown_event() function\nis mistakenly used to replace the is_topdown_count() call to check if the\ntopdown functions for the perf metrics feature should be invoked.\n\nFix it.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "781b2db0eb7731fbde510c268b7ccc62959c3feb",
              "status": "affected",
              "versionType": "git",
              "lessThan": "702ea6028032d6c1fe96c2d4762a3575e3654819"
            },
            {
              "version": "e7f6922c8a5b41522a8329ea6bbf815993b2dd28",
              "status": "affected",
              "versionType": "git",
              "lessThan": "79e2dd573116d3338507c311460da9669095c94d"
            },
            {
              "version": "3a8bec6583e5239de3bd597ab382dc6c2b0c29a1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e97c45c770f5e56c784a46c2a96ab968d26b97d9"
            },
            {
              "version": "f9bdf1f953392c9edd69a7f884f78c0390127029",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a85cc69acdcb05f8cd226b8ea0778b8e2e887e6f"
            },
            {
              "version": "f9bdf1f953392c9edd69a7f884f78c0390127029",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b0823d5fbacb1c551d793cbfe7af24e0d1fa45ed"
            },
            {
              "version": "06cd7bfbb86e9db3e9013ea6636ad2c6f0a1664d",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "d8370aa704bd7e384918c8f466856374725c0585",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "6.1.134",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.149"
            },
            {
              "version": "6.6.87",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6.101"
            },
            {
              "version": "6.12.23",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.12.49"
            },
            {
              "version": "6.13.11",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.14"
            },
            {
              "version": "6.14.2",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.15",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.15"
            },
            {
              "version": "6.1.149",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.101",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.49",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.4",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}