{
    "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": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.150",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.75",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.17",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.3",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "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:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.4.220"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.10.150"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.15.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.19.17"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.0.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/68b1e607559d3dc85f94b0d738d7c4e8029b0cfa"
                },
                {
                    "url": "https://git.kernel.org/stable/c/73fb4bd2c055a393816f078f158cdd3025006f1d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ed854f10e6afd5cbd5c3274d4c4df4bfe0ab4362"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8f0a47def4722c5fd8d6b9268b5ffed8a249e2db"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3a4d24d746866dd45d970bd565ff3886e839366a"
                },
                {
                    "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"
            }
        }
    }
}