{
  "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-2024-50014",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-50014",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-10-21T18:54:05.764Z",
    "updatedAt": "2026-10-15T00:56:03.907Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "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": "ext4: fix access to uninitialised lock in fc replay path",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix access to uninitialised lock in fc replay path\n\nThe following kernel trace can be triggered with fstest generic/629 when\nexecuted against a filesystem with fast-commit feature enabled:\n\nINFO: trying to register non-static key.\nThe code is fine but needs lockdep annotation, or maybe\nyou didn't initialize this object before use?\nturning off the locking correctness validator.\nCPU: 0 PID: 866 Comm: mount Not tainted 6.10.0+ #11\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.2-3-gd478f380-prebuilt.qemu.org 04/01/2014\nCall Trace:\n <TASK>\n dump_stack_lvl+0x66/0x90\n register_lock_class+0x759/0x7d0\n __lock_acquire+0x85/0x2630\n ? __find_get_block+0xb4/0x380\n lock_acquire+0xd1/0x2d0\n ? __ext4_journal_get_write_access+0xd5/0x160\n _raw_spin_lock+0x33/0x40\n ? __ext4_journal_get_write_access+0xd5/0x160\n __ext4_journal_get_write_access+0xd5/0x160\n ext4_reserve_inode_write+0x61/0xb0\n __ext4_mark_inode_dirty+0x79/0x270\n ? ext4_ext_replay_set_iblocks+0x2f8/0x450\n ext4_ext_replay_set_iblocks+0x330/0x450\n ext4_fc_replay+0x14c8/0x1540\n ? jread+0x88/0x2e0\n ? rcu_is_watching+0x11/0x40\n do_one_pass+0x447/0xd00\n jbd2_journal_recover+0x139/0x1b0\n jbd2_journal_load+0x96/0x390\n ext4_load_and_init_journal+0x253/0xd40\n ext4_fill_super+0x2cc6/0x3180\n...\n\nIn the replay path there's an attempt to lock sbi->s_bdev_wb_lock in\nfunction ext4_check_bdev_write_error().  Unfortunately, at this point this\nspinlock has not been initialized yet.  Moving it's initialization to an\nearlier point in __ext4_fill_super() fixes this splat.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "01efe93a5aa20a19b390426718dc214898a7c2ec",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6e35f560daebe40264c95e9a1ab03110d4997df6"
            },
            {
              "version": "01efe93a5aa20a19b390426718dc214898a7c2ec",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d157fc20ca5239fd56965a5a8aa1a0e25919891a"
            },
            {
              "version": "01efe93a5aa20a19b390426718dc214898a7c2ec",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b002031d585a14eed511117dda8c6452a804d508"
            },
            {
              "version": "01efe93a5aa20a19b390426718dc214898a7c2ec",
              "status": "affected",
              "versionType": "git",
              "lessThan": "23dfdb56581ad92a9967bcd720c8c23356af74c1"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.6",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.6"
            },
            {
              "version": "6.6.75",
              "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": "*"
            }
          ]
        }
      ]
    }
  }
}