{
  "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-2024-49877",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-49877",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-21T18:01:16.788Z",
    "updatedAt": "2026-05-23T15:53:59.763Z",
    "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": "ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate\n\nWhen doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger\nNULL pointer dereference in the following ocfs2_set_buffer_uptodate() if\nbh is NULL.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "6c150df9c2e80b5cf86f5a0d98beb7390ad63bfc",
              "status": "affected",
              "versionType": "git",
              "lessThan": "190d98bcd61117a78fe185222d162180f061a6ca"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e68c8323355e8cedfbe0bec7d5a39009f61640b6"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "61b84013e560382cbe7dd56758be3154d43a3988"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "df944dc46d06af65a75191183d52be017e6b9dbe"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "01cb2e751cc61ade454c9bc1aaa2eac1f8197112"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d52c5652e7dcb7a0648bbb8642cc3e617070ab49"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "46b1edf0536a5291a8ad2337f88c926214b209d9"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4846e72ab5a0726e49ad4188b9d9df091ae78c64"
            },
            {
              "version": "cf76c78595ca87548ca5e45c862ac9e0949c4687",
              "status": "affected",
              "versionType": "git",
              "lessThan": "33b525cef4cff49e216e4133cc48452e11c0391e"
            },
            {
              "version": "01f93d5e36753fc4d06ec67f05ce78c9c6f2dd56",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "65cbd1279f4b999d56a838344a30642db24cd215",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "97e1db17bc1ef4c2e1789bc9323c7be44fba53f8",
              "status": "affected",
              "versionType": "git"
            },
            {
              "version": "4.19.87",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.19.323"
            },
            {
              "version": "4.4.204",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.5"
            },
            {
              "version": "4.9.204",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.10"
            },
            {
              "version": "4.14.157",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.15"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "4.20",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "4.20"
            },
            {
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}