{
  "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-2023-53032",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53032",
    "idYear": 2023,
    "status": "PUBLISHED",
    "publishedAt": "2025-03-27T16:44:00.286Z",
    "updatedAt": "2026-05-11T19:37:14.853Z",
    "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": "netfilter: ipset: Fix overflow before widen in the bitmap_ip_create() function.",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: Fix overflow before widen in the bitmap_ip_create() function.\n\nWhen first_ip is 0, last_ip is 0xFFFFFFFF, and netmask is 31, the value of\nan arithmetic expression 2 << (netmask - mask_bits - 1) is subject\nto overflow due to a failure casting operands to a larger data type\nbefore performing the arithmetic.\n\nNote that it's harmless since the value will be checked at the next step.\n\nFound by InfoTeCS on behalf of Linux Verification Center\n(linuxtesting.org) with SVACE.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e137d9bb26bd85ce07323a38e38ceb0b160db841"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dfd834ccc1b88bbbab81b9046a3a539dd0c2d14f"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "feefb33eefa166fc3e0fd17547b0bc0cb3baced9"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4e6a70fd840400e3a2e784a6673968a3eb2431c0"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "511cf17b2447fc41cfef8d71936e1fa53e395c1e"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e88865876d47c790be0d5e23973499d75d034364"
            },
            {
              "version": "b9fed748185a96b7cfe74afac4bd228e8af16f01",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9ea4b476cea1b7d461d16dda25ca3c7e616e2d15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.7",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.7"
            },
            {
              "version": "4.14.303",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.14.*"
            },
            {
              "version": "4.19.270",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.229",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.164",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.89",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.2",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}