{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-50485", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-10-04T15:13:33.468Z", "datePublished": "2025-10-04T15:16:43.093Z", "dateUpdated": "2025-10-04T15:16:43.093Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-10-04T15:16:43.093Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: add EXT4_IGET_BAD flag to prevent unexpected bad inode\n\nThere are many places that will get unhappy (and crash) when ext4_iget()\nreturns a bad inode. However, if iget the boot loader inode, allows a bad\ninode to be returned, because the inode may not be initialized. This\nmechanism can be used to bypass some checks and cause panic. To solve this\nproblem, we add a special iget flag EXT4_IGET_BAD. Only with this flag\nwe'd be returning bad inode from ext4_iget(), otherwise we always return\nthe error code if the inode is bad inode.(suggested by Jan Kara)"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ext4/ext4.h", "fs/ext4/inode.c", "fs/ext4/ioctl.c"], "versions": [{"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "2142dfa1de61e25b83198af0308ec7689cca25d3", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "c0a738875c2e9c8c3366d792f8bf7fe508d5e5a5", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "f7e6b5548f915d7aa435d0764d41eacfb49c6e09", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "f725b290ed79ad61e4f721fee95a287892d8b1ad", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "488a5c2bf7543c3cd3f07a025f2e62be91599430", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "63b1e9bccb71fe7d7e3ddc9877dbdc85e5d2d023", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ext4/ext4.h", "fs/ext4/inode.c", "fs/ext4/ioctl.c"], "versions": [{"version": "5.4.229", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.163", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.87", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.0.18", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.4", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.4.229"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.10.163"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.87"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.0.18"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2142dfa1de61e25b83198af0308ec7689cca25d3"}, {"url": "https://git.kernel.org/stable/c/c0a738875c2e9c8c3366d792f8bf7fe508d5e5a5"}, {"url": "https://git.kernel.org/stable/c/f7e6b5548f915d7aa435d0764d41eacfb49c6e09"}, {"url": "https://git.kernel.org/stable/c/f725b290ed79ad61e4f721fee95a287892d8b1ad"}, {"url": "https://git.kernel.org/stable/c/488a5c2bf7543c3cd3f07a025f2e62be91599430"}, {"url": "https://git.kernel.org/stable/c/63b1e9bccb71fe7d7e3ddc9877dbdc85e5d2d023"}], "title": "ext4: add EXT4_IGET_BAD flag to prevent unexpected bad inode", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: add EXT4_IGET_BAD flag to prevent unexpected bad inode\n\nThere are many places that will get unhappy (and crash) when ext4_iget()\nreturns a bad inode. However, if iget the boot loader inode, allows a bad\ninode to be returned, because the inode may not be initialized. This\nmechanism can be used to bypass some checks and cause panic. To solve this\nproblem, we add a special iget flag EXT4_IGET_BAD. Only with this flag\nwe'd be returning bad inode from ext4_iget(), otherwise we always return\nthe error code if the inode is bad inode.(suggested by Jan Kara)"}], "id": "CVE-2022-50485", "lastModified": "2025-10-04T16:15:45.340", "metrics": {}, "published": "2025-10-04T16:15:45.340", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2142dfa1de61e25b83198af0308ec7689cca25d3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/488a5c2bf7543c3cd3f07a025f2e62be91599430"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/63b1e9bccb71fe7d7e3ddc9877dbdc85e5d2d023"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c0a738875c2e9c8c3366d792f8bf7fe508d5e5a5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f725b290ed79ad61e4f721fee95a287892d8b1ad"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f7e6b5548f915d7aa435d0764d41eacfb49c6e09"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

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