{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2024-42297", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-30T07:40:12.269Z", "datePublished": "2024-08-17T09:09:05.076Z", "dateUpdated": "2024-09-15T17:53:05.549Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-09-15T17:53:05.549Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to don't dirty inode for readonly filesystem\n\nsyzbot reports f2fs bug as below:\n\nkernel BUG at fs/f2fs/inode.c:933!\nRIP: 0010:f2fs_evict_inode+0x1576/0x1590 fs/f2fs/inode.c:933\nCall Trace:\n evict+0x2a4/0x620 fs/inode.c:664\n dispose_list fs/inode.c:697 [inline]\n evict_inodes+0x5f8/0x690 fs/inode.c:747\n generic_shutdown_super+0x9d/0x2c0 fs/super.c:675\n kill_block_super+0x44/0x90 fs/super.c:1667\n kill_f2fs_super+0x303/0x3b0 fs/f2fs/super.c:4894\n deactivate_locked_super+0xc1/0x130 fs/super.c:484\n cleanup_mnt+0x426/0x4c0 fs/namespace.c:1256\n task_work_run+0x24a/0x300 kernel/task_work.c:180\n ptrace_notify+0x2cd/0x380 kernel/signal.c:2399\n ptrace_report_syscall include/linux/ptrace.h:411 [inline]\n ptrace_report_syscall_exit include/linux/ptrace.h:473 [inline]\n syscall_exit_work kernel/entry/common.c:251 [inline]\n syscall_exit_to_user_mode_prepare kernel/entry/common.c:278 [inline]\n __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]\n syscall_exit_to_user_mode+0x15c/0x280 kernel/entry/common.c:296\n do_syscall_64+0x50/0x110 arch/x86/entry/common.c:88\n entry_SYSCALL_64_after_hwframe+0x63/0x6b\n\nThe root cause is:\n- do_sys_open\n - f2fs_lookup\n - __f2fs_find_entry\n - f2fs_i_depth_write\n - f2fs_mark_inode_dirty_sync\n - f2fs_dirty_inode\n - set_inode_flag(inode, FI_DIRTY_INODE)\n\n- umount\n - kill_f2fs_super\n - kill_block_super\n - generic_shutdown_super\n - sync_filesystem\n : sb is readonly, skip sync_filesystem()\n - evict_inodes\n - iput\n - f2fs_evict_inode\n - f2fs_bug_on(sbi, is_inode_flag_set(inode, FI_DIRTY_INODE))\n : trigger kernel panic\n\nWhen we try to repair i_current_depth in readonly filesystem, let's\nskip dirty inode to avoid panic in later f2fs_evict_inode()." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "fs/f2fs/inode.c" ], "versions": [ { "version": "1da177e4c3f4", "lessThan": "2d2916516577", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "54162974aea3", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "54bc4e88447e", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "ec56571b4b14", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "9ce8135accf1", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "e62ff092a42f", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "2434344559f6", "status": "affected", "versionType": "git" }, { "version": "1da177e4c3f4", "lessThan": "192b8fb8d1c8", "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/inode.c" ], "versions": [ { "version": "4.19.320", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.4.282", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.10.224", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "5.15.165", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.1.103", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.6.44", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.10.3", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "custom" }, { "version": "6.11", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/2d2916516577f2239b3377d9e8d12da5e6ccdfcf" }, { "url": "https://git.kernel.org/stable/c/54162974aea37a8cae00742470a78c7f6bd6f915" }, { "url": "https://git.kernel.org/stable/c/54bc4e88447e385c4d4ffa85d93e0dce628fcfa6" }, { "url": "https://git.kernel.org/stable/c/ec56571b4b146a1cfbedab49d5fcaf19fe8bf4f1" }, { "url": "https://git.kernel.org/stable/c/9ce8135accf103f7333af472709125878704fdd4" }, { "url": "https://git.kernel.org/stable/c/e62ff092a42f4a1bae3b310cf46673b4f3aac3b5" }, { "url": "https://git.kernel.org/stable/c/2434344559f6743efb3ac15d11af9a0db9543bd3" }, { "url": "https://git.kernel.org/stable/c/192b8fb8d1c8ca3c87366ebbef599fa80bb626b8" } ], "title": "f2fs: fix to don't dirty inode for readonly filesystem", "x_generator": { "engine": "bippy-c9c4e1df01b2" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2024-42297", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-09-10T16:10:44.574818Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-12T17:33:28.885Z" } } ] } }