{
  "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-2022-50273",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50273",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-09-15T14:21:09.496Z",
    "updatedAt": "2026-08-15T12:23:16.485Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "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": "f2fs: fix to do sanity check on destination blkaddr during recovery",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to do sanity check on destination blkaddr during recovery\n\nAs Wenqing Liu reported in bugzilla:\n\nhttps://bugzilla.kernel.org/show_bug.cgi?id=216456\n\nloop5: detected capacity change from 0 to 131072\nF2FS-fs (loop5): recover_inode: ino = 6, name = hln, inline = 1\nF2FS-fs (loop5): recover_data: ino = 6 (i_size: recover) err = 0\nF2FS-fs (loop5): recover_inode: ino = 6, name = hln, inline = 1\nF2FS-fs (loop5): recover_data: ino = 6 (i_size: recover) err = 0\nF2FS-fs (loop5): recover_inode: ino = 6, name = hln, inline = 1\nF2FS-fs (loop5): recover_data: ino = 6 (i_size: recover) err = 0\nF2FS-fs (loop5): Bitmap was wrongly set, blk:5634\n------------[ cut here ]------------\nWARNING: CPU: 3 PID: 1013 at fs/f2fs/segment.c:2198\nRIP: 0010:update_sit_entry+0xa55/0x10b0 [f2fs]\nCall Trace:\n <TASK>\n f2fs_do_replace_block+0xa98/0x1890 [f2fs]\n f2fs_replace_block+0xeb/0x180 [f2fs]\n recover_data+0x1a69/0x6ae0 [f2fs]\n f2fs_recover_fsync_data+0x120d/0x1fc0 [f2fs]\n f2fs_fill_super+0x4665/0x61e0 [f2fs]\n mount_bdev+0x2cf/0x3b0\n legacy_get_tree+0xed/0x1d0\n vfs_get_tree+0x81/0x2b0\n path_mount+0x47e/0x19d0\n do_mount+0xce/0xf0\n __x64_sys_mount+0x12c/0x1a0\n do_syscall_64+0x38/0x90\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nIf we enable CONFIG_F2FS_CHECK_FS config, it will trigger a kernel panic\ninstead of warning.\n\nThe root cause is: in fuzzed image, SIT table is inconsistent with inode\nmapping table, result in triggering such warning during SIT table update.\n\nThis patch introduces a new flag DATA_GENERIC_ENHANCE_UPDATE, w/ this\nflag, data block recovery flow can check destination blkaddr's validation\nin SIT table, and skip f2fs_replace_block() to avoid inconsistent status.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "68b1e607559d3dc85f94b0d738d7c4e8029b0cfa"
            },
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "73fb4bd2c055a393816f078f158cdd3025006f1d"
            },
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ed854f10e6afd5cbd5c3274d4c4df4bfe0ab4362"
            },
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8f0a47def4722c5fd8d6b9268b5ffed8a249e2db"
            },
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "3a4d24d746866dd45d970bd565ff3886e839366a"
            },
            {
              "version": "d624c96fb3249e5d3dcf4e60a805e5e6b0dd7d91",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0ef4ca04a3f9223ff8bc440041c524b2123e09a3"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.8"
            },
            {
              "version": "5.4.220",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.150",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.75",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "5.19.17",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}