{
  "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-2023-53646",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53646",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-10-07T15:19:44.412Z",
    "updatedAt": "2026-08-05T09:15:21.134Z",
    "importedAt": "2026-10-24T01:57:03.413Z",
    "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/i915/perf: add sentinel to xehp_oa_b_counters",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/perf: add sentinel to xehp_oa_b_counters\n\nArrays passed to reg_in_range_table should end with empty record.\n\nThe patch solves KASAN detected bug with signature:\nBUG: KASAN: global-out-of-bounds in xehp_is_valid_b_counter_addr+0x2c7/0x350 [i915]\nRead of size 4 at addr ffffffffa1555d90 by task perf/1518\n\nCPU: 4 PID: 1518 Comm: perf Tainted: G U 6.4.0-kasan_438-g3303d06107f3+ #1\nHardware name: Intel Corporation Meteor Lake Client Platform/MTL-P DDR5 SODIMM SBS RVP, BIOS MTLPFWI1.R00.3223.D80.2305311348 05/31/2023\nCall Trace:\n<TASK>\n...\nxehp_is_valid_b_counter_addr+0x2c7/0x350 [i915]\n\n(cherry picked from commit 2f42c5afb34b5696cf5fe79e744f99be9b218798)",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0fa9349dda030fa847b36f880a5eea25c3202b66",
              "status": "affected",
              "versionType": "git",
              "lessThan": "21d92025e80629fd5c25cd6751f8cf38c784dd4a"
            },
            {
              "version": "0fa9349dda030fa847b36f880a5eea25c3202b66",
              "status": "affected",
              "versionType": "git",
              "lessThan": "785b3f667b4bf98804cad135005e964df0c750de"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.2",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.2"
            },
            {
              "version": "6.4.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.4.*"
            },
            {
              "version": "6.5",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}