{
  "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-2024-49944",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-49944",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-21T18:02:02.457Z",
    "updatedAt": "2026-10-15T00:54:41.787Z",
    "importedAt": "2026-10-24T01:57:16.009Z",
    "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": "sctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: set sk_state back to CLOSED if autobind fails in sctp_listen_start\n\nIn sctp_listen_start() invoked by sctp_inet_listen(), it should set the\nsk_state back to CLOSED if sctp_autobind() fails due to whatever reason.\n\nOtherwise, next time when calling sctp_inet_listen(), if sctp_sk(sk)->reuse\nis already set via setsockopt(SCTP_REUSE_PORT), sctp_sk(sk)->bind_hash will\nbe dereferenced as sk_state is LISTENING, which causes a crash as bind_hash\nis NULL.\n\n  KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\n  RIP: 0010:sctp_inet_listen+0x7f0/0xa20 net/sctp/socket.c:8617\n  Call Trace:\n   <TASK>\n   __sys_listen_socket net/socket.c:1883 [inline]\n   __sys_listen+0x1b7/0x230 net/socket.c:1894\n   __do_sys_listen net/socket.c:1902 [inline]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "89bbead9d897c77d0b566349c8643030ff2abeba"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0e4e2e60556c6ed00e8450b720f106a268d23062"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dd70c8a89ef99c3d53127fe19e51ef47c3f860fa"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e7a8442195e8ebd97df467ce4742980ab57edcce"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "9230a59eda0878d7ecaa901d876aec76f57bd455"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7f64cb5b4d8c872296eda0fdce3bcf099eec7aa7"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f032e1dac30b3376c7d6026fb01a8c403c47a80d"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e914bf68dab88815a7ae7b7a3a5e8913c8ff14a5"
            },
            {
              "version": "5e8f3f703ae4e4af65e2695e486b3cd198328863",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8beee4d8dee76b67c75dc91fd8185d91e845c160"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.30",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.30"
            },
            {
              "version": "4.19.323",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.285",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.227",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.168",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.113",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.55",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.10.14",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.10.*"
            },
            {
              "version": "6.11.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}