{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-50273", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-15T13:58:00.975Z", "datePublished": "2025-09-15T14:21:09.496Z", "dateUpdated": "2026-05-11T19:16:08.278Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:16:08.278Z"}, "descriptions": [{"lang": "en", "value": "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": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/f2fs/checkpoint.c", "fs/f2fs/f2fs.h", "fs/f2fs/recovery.c"], "versions": [{"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "68b1e607559d3dc85f94b0d738d7c4e8029b0cfa", "status": "affected", "versionType": "git"}, {"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "73fb4bd2c055a393816f078f158cdd3025006f1d", "status": "affected", "versionType": "git"}, {"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "ed854f10e6afd5cbd5c3274d4c4df4bfe0ab4362", "status": "affected", "versionType": "git"}, {"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "8f0a47def4722c5fd8d6b9268b5ffed8a249e2db", "status": "affected", "versionType": "git"}, {"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "3a4d24d746866dd45d970bd565ff3886e839366a", "status": "affected", "versionType": "git"}, {"version": "98e4da8ca301e062d79ae168c67e56f3c3de3ce4", "lessThan": "0ef4ca04a3f9223ff8bc440041c524b2123e09a3", "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/f2fs/checkpoint.c", "fs/f2fs/f2fs.h", "fs/f2fs/recovery.c"], "versions": [{"version": "3.8", "status": "affected"}, {"version": "0", "lessThan": "3.8", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.220", "lessThanOrEqual": "5.4.*", "status": 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{"url": "https://git.kernel.org/stable/c/0ef4ca04a3f9223ff8bc440041c524b2123e09a3"}], "title": "f2fs: fix to do sanity check on destination blkaddr during recovery", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA3F635A-6957-4E32-A81F-B6D4D43A1134", "versionEndExcluding": "5.4.220", "versionStartIncluding": "3.8", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C495821C-2A71-4F09-BED8-6A6EB4C9BA27", "versionEndExcluding": "5.10.150", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6D945F46-F32F-4C09-8400-C3477E22A9FB", "versionEndExcluding": "5.15.75", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "19B4C3A4-E5C3-41DC-BB14-BE72858E7D35", "versionEndExcluding": "5.19.17", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF", "versionEndExcluding": "6.0.3", "versionStartIncluding": "6.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}], "id": "CVE-2022-50273", "lastModified": "2025-12-03T18:20:36.103", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-09-15T15:15:38.207", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0ef4ca04a3f9223ff8bc440041c524b2123e09a3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3a4d24d746866dd45d970bd565ff3886e839366a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/68b1e607559d3dc85f94b0d738d7c4e8029b0cfa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/73fb4bd2c055a393816f078f158cdd3025006f1d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8f0a47def4722c5fd8d6b9268b5ffed8a249e2db"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ed854f10e6afd5cbd5c3274d4c4df4bfe0ab4362"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: f2fs: fix to do sanity check on destination blkaddr during recovery", "id": "2395276", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2395276"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2022-50273", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-09-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-50273\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50273\nhttps://lore.kernel.org/linux-cve-announce/2025091505-CVE-2022-50273-5521@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-09-17T10:07:50.391722+00:00", "updated": "2025-09-17T10:07:50.391772+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}