{"id":"CVE-2022-50845","state":"PUBLISHED","title":"ext4: fix inode leak in ext4_xattr_inode_create() on an error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix inode leak in ext4_xattr_inode_create() on an error path\n\nThere is issue as follows when do setxattr with inject fault:\n\n[localhost]# fsck.ext4  -fn  /dev/sda\ne2fsck 1.46.6-rc1 (12-Sep-2022)\nPass 1: Checking inodes, blocks, and sizes\nPass 2: Checking directory structure\nPass 3: Checking directory connectivity\nPass 4: Checking reference counts\nUnattached zero-length inode 15.  Clear? no\n\nUnattached inode 15\nConnect to /lost+found? no\n\nPass 5: Checking group summary information\n\n/dev/sda: ********** WARNING: Filesystem still has errors **********\n\n/dev/sda: 15/655360 files (0.0% non-contiguous), 66755/2621440 blocks\n\nThis occurs in 'ext4_xattr_inode_create()'. If 'ext4_mark_inode_dirty()'\nfails, dropping i_nlink of the inode is needed. Or will lead to inode leak.","publishedAt":"2025-12-30T12:11:02.615Z","updatedAt":"2026-05-11T19:26:13.671Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"0f709e08caffb41bbc9b38b9a4c1bd0769794007","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"eab94a46560f68d4bcd15222701ced479f84f427","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"9ef603086c5b796fde1c7f22a17d0fc826ba54cb","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"9882601ee689975c1c0076ee65bf222a2a35e535","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"322cf639b0b7f137543072c55545adab782b3a25","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"fdaaf45786dc8c17a72901021772520fceb18f8c","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"70e5b46beba64706430a87a6d516054225e8ac8a","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"e4db04f7d3dbbe16680e0ded27ea2a65b10f766a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.13","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.87","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.18","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.4","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"]}],"references":["https://git.kernel.org/stable/c/0f709e08caffb41bbc9b38b9a4c1bd0769794007","https://git.kernel.org/stable/c/eab94a46560f68d4bcd15222701ced479f84f427","https://git.kernel.org/stable/c/9ef603086c5b796fde1c7f22a17d0fc826ba54cb","https://git.kernel.org/stable/c/9882601ee689975c1c0076ee65bf222a2a35e535","https://git.kernel.org/stable/c/322cf639b0b7f137543072c55545adab782b3a25","https://git.kernel.org/stable/c/fdaaf45786dc8c17a72901021772520fceb18f8c","https://git.kernel.org/stable/c/70e5b46beba64706430a87a6d516054225e8ac8a","https://git.kernel.org/stable/c/e4db04f7d3dbbe16680e0ded27ea2a65b10f766a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50845.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50845","state":"PUBLISHED","datePublished":"2025-12-30T12:11:02.615Z","dateUpdated":"2026-05-11T19:26:13.671Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-30T12:06:07.133Z"},"containers":{"cna":{"title":"ext4: fix inode leak in ext4_xattr_inode_create() on an error path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix inode leak in ext4_xattr_inode_create() on an error path\n\nThere is issue as follows when do setxattr with inject fault:\n\n[localhost]# fsck.ext4  -fn  /dev/sda\ne2fsck 1.46.6-rc1 (12-Sep-2022)\nPass 1: Checking inodes, blocks, and sizes\nPass 2: Checking directory structure\nPass 3: Checking directory connectivity\nPass 4: Checking reference counts\nUnattached zero-length inode 15.  Clear? no\n\nUnattached inode 15\nConnect to /lost+found? no\n\nPass 5: Checking group summary information\n\n/dev/sda: ********** WARNING: Filesystem still has errors **********\n\n/dev/sda: 15/655360 files (0.0% non-contiguous), 66755/2621440 blocks\n\nThis occurs in 'ext4_xattr_inode_create()'. If 'ext4_mark_inode_dirty()'\nfails, dropping i_nlink of the inode is needed. Or will lead to inode leak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"0f709e08caffb41bbc9b38b9a4c1bd0769794007","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"eab94a46560f68d4bcd15222701ced479f84f427","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"9ef603086c5b796fde1c7f22a17d0fc826ba54cb","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"9882601ee689975c1c0076ee65bf222a2a35e535","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"322cf639b0b7f137543072c55545adab782b3a25","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"fdaaf45786dc8c17a72901021772520fceb18f8c","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"70e5b46beba64706430a87a6d516054225e8ac8a","versionType":"git"},{"version":"bd3b963b273e247e13979f98812a6e4979b5c1e4","status":"affected","lessThan":"e4db04f7d3dbbe16680e0ded27ea2a65b10f766a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.13","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.87","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.18","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.4","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/xattr.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/0f709e08caffb41bbc9b38b9a4c1bd0769794007"},{"url":"https://git.kernel.org/stable/c/eab94a46560f68d4bcd15222701ced479f84f427"},{"url":"https://git.kernel.org/stable/c/9ef603086c5b796fde1c7f22a17d0fc826ba54cb"},{"url":"https://git.kernel.org/stable/c/9882601ee689975c1c0076ee65bf222a2a35e535"},{"url":"https://git.kernel.org/stable/c/322cf639b0b7f137543072c55545adab782b3a25"},{"url":"https://git.kernel.org/stable/c/fdaaf45786dc8c17a72901021772520fceb18f8c"},{"url":"https://git.kernel.org/stable/c/70e5b46beba64706430a87a6d516054225e8ac8a"},{"url":"https://git.kernel.org/stable/c/e4db04f7d3dbbe16680e0ded27ea2a65b10f766a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:26:13.671Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"5.15.87"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.0.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.1.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}