{
  "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-2026-43163",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-43163",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-05-06T11:27:41.265Z",
    "updatedAt": "2026-05-11T22:18:58.873Z",
    "importedAt": "2026-10-24T01:58:08.712Z",
    "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": "md/bitmap: fix GPF in write_page caused by resize race",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd/bitmap: fix GPF in write_page caused by resize race\n\nA General Protection Fault occurs in write_page() during array resize:\nRIP: 0010:write_page+0x22b/0x3c0 [md_mod]\n\nThis is a use-after-free race between bitmap_daemon_work() and\n__bitmap_resize(). The daemon iterates over `bitmap->storage.filemap`\nwithout locking, while the resize path frees that storage via\nmd_bitmap_file_unmap(). `quiesce()` does not stop the md thread,\nallowing concurrent access to freed pages.\n\nFix by holding `mddev->bitmap_info.mutex` during the bitmap update.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "140cc839fbeb1ddb33a8da8811b716d88d3905b7"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ebcacc7ca22d5e8a03a970f0621ae1d1356b9ae8"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d3af62411e19752c663fe4f424dbf49d95a4cc7c"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d92b8fac294b5f915c50e65ce4ae2262e53614ec"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a437e3bf30e32846079e470c1ba5ee790bccdf89"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9a6f8cd28bb9bb6ed86a6df19331fb08016dee7f"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5f73c8b33df9a605a591eab72d43a969600c1f8c"
            },
            {
              "version": "d60b479d177a5735b6b4db6ee5280ef6653f50e7",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46ef85f854dfa9d5226b3c1c46493d79556c9589"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.5",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.5"
            },
            {
              "version": "5.10.252",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.202",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.165",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.128",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.16",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}