{
  "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-2026-53032",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-53032",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-06-24T16:29:39.916Z",
    "updatedAt": "2026-06-24T16:29:39.916Z",
    "importedAt": "2026-10-24T01:58:14.884Z",
    "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": "bpf: Fix NULL deref in map_kptr_match_type for scalar regs",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix NULL deref in map_kptr_match_type for scalar regs\n\nCommit ab6c637ad027 (\"bpf: Fix a bpf_kptr_xchg() issue with local\nkptr\") refactored map_kptr_match_type() to branch on btf_is_kernel()\nbefore checking base_type(). A scalar register stored into a kptr\nslot has no btf, so the btf_is_kernel(reg->btf) call dereferences\nNULL.\n\nMove the base_type() != PTR_TO_BTF_ID guard before any reg->btf\naccess.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "ab6c637ad0276e42f8acabcbc64932a6d346dab3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "520454e839710c327808c2fcc98e28cee77355fc"
            },
            {
              "version": "ab6c637ad0276e42f8acabcbc64932a6d346dab3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0a36c1f72888bca0237295a4da19cd91821a90be"
            },
            {
              "version": "ab6c637ad0276e42f8acabcbc64932a6d346dab3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6982653ce5f119982aa58f1af58e7bfbebf39252"
            },
            {
              "version": "ab6c637ad0276e42f8acabcbc64932a6d346dab3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "da1d615ce49a47986a8864e2371a26e97861085c"
            },
            {
              "version": "ab6c637ad0276e42f8acabcbc64932a6d346dab3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4d0a375887ab4d49e4da1ff10f9606cab8f7c3ad"
            },
            {
              "version": "af3d2e0f3a54e67806959d161e613457772babc5",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4782968e0d631b0d8944dcfd4bf8fb49be087101",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "6.4.16",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.5"
            },
            {
              "version": "6.5.3",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.6"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.6"
            },
            {
              "version": "6.6.141",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.91",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.33",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "7.0.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.*"
            },
            {
              "version": "7.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}