{
  "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-2026-23278",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2026-23278",
    "idYear": 2026,
    "status": "PUBLISHED",
    "publishedAt": "2026-03-20T08:08:58.566Z",
    "updatedAt": "2026-10-19T18:35:41.455Z",
    "importedAt": "2026-10-24T01:58:02.025Z",
    "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: nf_tables: always walk all pending catchall elements",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: always walk all pending catchall elements\n\nDuring transaction processing we might have more than one catchall element:\n1 live catchall element and 1 pending element that is coming as part of the\nnew batch.\n\nIf the map holding the catchall elements is also going away, its\nrequired to toggle all catchall elements and not just the first viable\ncandidate.\n\nOtherwise, we get:\n WARNING: ./include/net/netfilter/nf_tables.h:1281 at nft_data_release+0xb7/0xe0 [nf_tables], CPU#2: nft/1404\n RIP: 0010:nft_data_release+0xb7/0xe0 [nf_tables]\n [..]\n __nft_set_elem_destroy+0x106/0x380 [nf_tables]\n nf_tables_abort_release+0x348/0x8d0 [nf_tables]\n nf_tables_abort+0xcf2/0x3ac0 [nf_tables]\n nfnetlink_rcv_batch+0x9c9/0x20e0 [..]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d60be2da67d172aecf866302c91ea11533eca4d9",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c4d4e86fda707d89eaba80e343321737375f8582"
            },
            {
              "version": "628bd3e49cba1c066228e23d71a852c23e26da73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4830fb44d12f586f3f544609e086933649a9175a"
            },
            {
              "version": "628bd3e49cba1c066228e23d71a852c23e26da73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "eb0948fa13298212c5f8b30ee48efdae4389ab09"
            },
            {
              "version": "628bd3e49cba1c066228e23d71a852c23e26da73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "de47a88c6b807910f05703fb6605f7efdaa11417"
            },
            {
              "version": "628bd3e49cba1c066228e23d71a852c23e26da73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "77c26b5056d693ffe5e9f040e946251cdb55ae55"
            },
            {
              "version": "628bd3e49cba1c066228e23d71a852c23e26da73",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7cb9a23d7ae40a702577d3d8bacb7026f04ac2a9"
            },
            {
              "version": "bc9f791d2593f17e39f87c6e2b3a36549a3705b1",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "3c7ec098e3b588434a8b07ea9b5b36f04cef1f50",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "a136b7942ad2a50de708f76ea299ccb45ac7a7f9",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "25aa2ad37c2162be1c0bc4fe6397f7e4c13f00f8",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "dc7cdf8cbcbf8b13de1df93f356ec04cdeef5c41",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "6.1.36",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.1.177"
            },
            {
              "version": "4.19.316",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.20"
            },
            {
              "version": "5.4.262",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.5"
            },
            {
              "version": "5.10.188",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.11"
            },
            {
              "version": "5.15.121",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.16"
            },
            {
              "version": "6.3.10",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "6.4"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.4",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.4"
            },
            {
              "version": "6.1.177",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.144",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.12.78",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.18.19",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "version": "6.19.9",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.19.*"
            },
            {
              "version": "7.0",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}