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CVE-2025-38347 (GCVE-0-2025-38347)

Vulnerability from cvelistv5 – Published: 2025-07-10 08:15 – Updated: 2026-05-12 12:04
VLAI
Title
f2fs: fix to do sanity check on ino and xnid
Summary
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on ino and xnid syzbot reported a f2fs bug as below: INFO: task syz-executor140:5308 blocked for more than 143 seconds. Not tainted 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor140 state:D stack:24016 pid:5308 tgid:5308 ppid:5306 task_flags:0x400140 flags:0x00000006 Call Trace: <TASK> context_switch kernel/sched/core.c:5378 [inline] __schedule+0x190e/0x4c90 kernel/sched/core.c:6765 __schedule_loop kernel/sched/core.c:6842 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6857 io_schedule+0x8d/0x110 kernel/sched/core.c:7690 folio_wait_bit_common+0x839/0xee0 mm/filemap.c:1317 __folio_lock mm/filemap.c:1664 [inline] folio_lock include/linux/pagemap.h:1163 [inline] __filemap_get_folio+0x147/0xb40 mm/filemap.c:1917 pagecache_get_page+0x2c/0x130 mm/folio-compat.c:87 find_get_page_flags include/linux/pagemap.h:842 [inline] f2fs_grab_cache_page+0x2b/0x320 fs/f2fs/f2fs.h:2776 __get_node_page+0x131/0x11b0 fs/f2fs/node.c:1463 read_xattr_block+0xfb/0x190 fs/f2fs/xattr.c:306 lookup_all_xattrs fs/f2fs/xattr.c:355 [inline] f2fs_getxattr+0x676/0xf70 fs/f2fs/xattr.c:533 __f2fs_get_acl+0x52/0x870 fs/f2fs/acl.c:179 f2fs_acl_create fs/f2fs/acl.c:375 [inline] f2fs_init_acl+0xd7/0x9b0 fs/f2fs/acl.c:418 f2fs_init_inode_metadata+0xa0f/0x1050 fs/f2fs/dir.c:539 f2fs_add_inline_entry+0x448/0x860 fs/f2fs/inline.c:666 f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765 f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808 f2fs_add_link fs/f2fs/f2fs.h:3616 [inline] f2fs_mknod+0x2e8/0x5b0 fs/f2fs/namei.c:766 vfs_mknod+0x36d/0x3b0 fs/namei.c:4191 unix_bind_bsd net/unix/af_unix.c:1286 [inline] unix_bind+0x563/0xe30 net/unix/af_unix.c:1379 __sys_bind_socket net/socket.c:1817 [inline] __sys_bind+0x1e4/0x290 net/socket.c:1848 __do_sys_bind net/socket.c:1853 [inline] __se_sys_bind net/socket.c:1851 [inline] __x64_sys_bind+0x7a/0x90 net/socket.c:1851 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Let's dump and check metadata of corrupted inode, it shows its xattr_nid is the same to its i_ino. dump.f2fs -i 3 chaseyu.img.raw i_xattr_nid [0x 3 : 3] So that, during mknod in the corrupted directory, it tries to get and lock inode page twice, result in deadlock. - f2fs_mknod - f2fs_add_inline_entry - f2fs_get_inode_page --- lock dir's inode page - f2fs_init_acl - f2fs_acl_create(dir,..) - __f2fs_get_acl - f2fs_getxattr - lookup_all_xattrs - __get_node_page --- try to lock dir's inode page In order to fix this, let's add sanity check on ino and xnid.
Severity
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < 44e904a1ad09e84039058dcbbb1b9ea5b8d7d75d (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < ecff54aa20b5b21db82e63e46066b55e43d72e78 (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < c4029044cc408b149e63db7dc8617a0783a3f10d (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < e98dc1909f3d5bc078ec7a605524f1e3f4c0eb14 (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < aaddc6c696bd1bff20eaacfa88579d6eae64d541 (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < fed611bd8c7b76b070aa407d0c7558e20d9e1f68 (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < 5a06d97d5340c00510f24e80e8de821bd3bd9285 (git)
Affected: 98e4da8ca301e062d79ae168c67e56f3c3de3ce4 , < 061cf3a84bde038708eb0f1d065b31b7c2456533 (git)
guessed Create a notification for this product.
Linux Linux Affected: 3.8
Unaffected: 0 , < 3.8 (semver)
Unaffected: 5.4.297 , ≤ 5.4.* (semver)
Unaffected: 5.10.241 , ≤ 5.10.* (semver)
Unaffected: 5.15.190 , ≤ 5.15.* (semver)
Unaffected: 6.1.149 , ≤ 6.1.* (semver)
Unaffected: 6.6.95 , ≤ 6.6.* (semver)
Unaffected: 6.12.35 , ≤ 6.12.* (semver)
Unaffected: 6.15.4 , ≤ 6.15.* (semver)
Unaffected: 6.16 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Siemens SIMATIC CN 4100 Affected: 0 , < V5.0 (custom)
guessed Create a notification for this product.
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to do sanity check on ino and xnid\n\nsyzbot reported a f2fs bug as below:\n\nINFO: task syz-executor140:5308 blocked for more than 143 seconds.\n      Not tainted 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0\n\"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\ntask:syz-executor140 state:D stack:24016 pid:5308  tgid:5308  ppid:5306   task_flags:0x400140 flags:0x00000006\nCall Trace:\n \u003cTASK\u003e\n context_switch kernel/sched/core.c:5378 [inline]\n __schedule+0x190e/0x4c90 kernel/sched/core.c:6765\n __schedule_loop kernel/sched/core.c:6842 [inline]\n schedule+0x14b/0x320 kernel/sched/core.c:6857\n io_schedule+0x8d/0x110 kernel/sched/core.c:7690\n folio_wait_bit_common+0x839/0xee0 mm/filemap.c:1317\n __folio_lock mm/filemap.c:1664 [inline]\n folio_lock include/linux/pagemap.h:1163 [inline]\n __filemap_get_folio+0x147/0xb40 mm/filemap.c:1917\n pagecache_get_page+0x2c/0x130 mm/folio-compat.c:87\n find_get_page_flags include/linux/pagemap.h:842 [inline]\n f2fs_grab_cache_page+0x2b/0x320 fs/f2fs/f2fs.h:2776\n __get_node_page+0x131/0x11b0 fs/f2fs/node.c:1463\n read_xattr_block+0xfb/0x190 fs/f2fs/xattr.c:306\n lookup_all_xattrs fs/f2fs/xattr.c:355 [inline]\n f2fs_getxattr+0x676/0xf70 fs/f2fs/xattr.c:533\n __f2fs_get_acl+0x52/0x870 fs/f2fs/acl.c:179\n f2fs_acl_create fs/f2fs/acl.c:375 [inline]\n f2fs_init_acl+0xd7/0x9b0 fs/f2fs/acl.c:418\n f2fs_init_inode_metadata+0xa0f/0x1050 fs/f2fs/dir.c:539\n f2fs_add_inline_entry+0x448/0x860 fs/f2fs/inline.c:666\n f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765\n f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808\n f2fs_add_link fs/f2fs/f2fs.h:3616 [inline]\n f2fs_mknod+0x2e8/0x5b0 fs/f2fs/namei.c:766\n vfs_mknod+0x36d/0x3b0 fs/namei.c:4191\n unix_bind_bsd net/unix/af_unix.c:1286 [inline]\n unix_bind+0x563/0xe30 net/unix/af_unix.c:1379\n __sys_bind_socket net/socket.c:1817 [inline]\n __sys_bind+0x1e4/0x290 net/socket.c:1848\n __do_sys_bind net/socket.c:1853 [inline]\n __se_sys_bind net/socket.c:1851 [inline]\n __x64_sys_bind+0x7a/0x90 net/socket.c:1851\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nLet\u0027s dump and check metadata of corrupted inode, it shows its xattr_nid\nis the same to its i_ino.\n\ndump.f2fs -i 3 chaseyu.img.raw\ni_xattr_nid                             [0x       3 : 3]\n\nSo that, during mknod in the corrupted directory, it tries to get and\nlock inode page twice, result in deadlock.\n\n- f2fs_mknod\n - f2fs_add_inline_entry\n  - f2fs_get_inode_page --- lock dir\u0027s inode page\n   - f2fs_init_acl\n    - f2fs_acl_create(dir,..)\n     - __f2fs_get_acl\n      - f2fs_getxattr\n       - lookup_all_xattrs\n        - __get_node_page --- try to lock dir\u0027s inode page\n\nIn order to fix this, let\u0027s add sanity check on ino and xnid."
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    "datePublished": "2025-07-10T08:15:14.907Z",
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      "percentile": "0.06638"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-38347\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-07-10T09:15:29.717\",\"lastModified\":\"2026-06-17T09:16:40.443\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nf2fs: fix to do sanity check on ino and xnid\\n\\nsyzbot reported a f2fs bug as below:\\n\\nINFO: task syz-executor140:5308 blocked for more than 143 seconds.\\n      Not tainted 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0\\n\\\"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\\\" disables this message.\\ntask:syz-executor140 state:D stack:24016 pid:5308  tgid:5308  ppid:5306   task_flags:0x400140 flags:0x00000006\\nCall Trace:\\n \u003cTASK\u003e\\n context_switch kernel/sched/core.c:5378 [inline]\\n __schedule+0x190e/0x4c90 kernel/sched/core.c:6765\\n __schedule_loop kernel/sched/core.c:6842 [inline]\\n schedule+0x14b/0x320 kernel/sched/core.c:6857\\n io_schedule+0x8d/0x110 kernel/sched/core.c:7690\\n folio_wait_bit_common+0x839/0xee0 mm/filemap.c:1317\\n __folio_lock mm/filemap.c:1664 [inline]\\n folio_lock include/linux/pagemap.h:1163 [inline]\\n __filemap_get_folio+0x147/0xb40 mm/filemap.c:1917\\n pagecache_get_page+0x2c/0x130 mm/folio-compat.c:87\\n find_get_page_flags include/linux/pagemap.h:842 [inline]\\n f2fs_grab_cache_page+0x2b/0x320 fs/f2fs/f2fs.h:2776\\n __get_node_page+0x131/0x11b0 fs/f2fs/node.c:1463\\n read_xattr_block+0xfb/0x190 fs/f2fs/xattr.c:306\\n lookup_all_xattrs fs/f2fs/xattr.c:355 [inline]\\n f2fs_getxattr+0x676/0xf70 fs/f2fs/xattr.c:533\\n __f2fs_get_acl+0x52/0x870 fs/f2fs/acl.c:179\\n f2fs_acl_create fs/f2fs/acl.c:375 [inline]\\n f2fs_init_acl+0xd7/0x9b0 fs/f2fs/acl.c:418\\n f2fs_init_inode_metadata+0xa0f/0x1050 fs/f2fs/dir.c:539\\n f2fs_add_inline_entry+0x448/0x860 fs/f2fs/inline.c:666\\n f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765\\n f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808\\n f2fs_add_link fs/f2fs/f2fs.h:3616 [inline]\\n f2fs_mknod+0x2e8/0x5b0 fs/f2fs/namei.c:766\\n vfs_mknod+0x36d/0x3b0 fs/namei.c:4191\\n unix_bind_bsd net/unix/af_unix.c:1286 [inline]\\n unix_bind+0x563/0xe30 net/unix/af_unix.c:1379\\n __sys_bind_socket net/socket.c:1817 [inline]\\n __sys_bind+0x1e4/0x290 net/socket.c:1848\\n __do_sys_bind net/socket.c:1853 [inline]\\n __se_sys_bind net/socket.c:1851 [inline]\\n __x64_sys_bind+0x7a/0x90 net/socket.c:1851\\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\\n\\nLet\u0027s dump and check metadata of corrupted inode, it shows its xattr_nid\\nis the same to its i_ino.\\n\\ndump.f2fs -i 3 chaseyu.img.raw\\ni_xattr_nid                             [0x       3 : 3]\\n\\nSo that, during mknod in the corrupted directory, it tries to get and\\nlock inode page twice, result in deadlock.\\n\\n- f2fs_mknod\\n - f2fs_add_inline_entry\\n  - f2fs_get_inode_page --- lock dir\u0027s inode page\\n   - f2fs_init_acl\\n    - f2fs_acl_create(dir,..)\\n     - __f2fs_get_acl\\n      - f2fs_getxattr\\n       - lookup_all_xattrs\\n        - __get_node_page --- try to lock dir\u0027s inode page\\n\\nIn order to fix this, let\u0027s add sanity check on ino and xnid.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: f2fs: correcci\u00f3n para realizar comprobaciones de integridad en ino y xnid. syzbot report\u00f3 un error de f2fs como el siguiente: INFORMACI\u00d3N: La tarea syz-executor140:5308 se bloque\u00f3 durante m\u00e1s de 143 segundos. No contaminada. 6.14.0-rc7-syzkaller-00069-g81e4f8d68c66 #0 \\\"echo 0 \u0026gt; /proc/sys/kernel/hung_task_timeout_secs\\\" desactiva este mensaje. tarea:syz-executor140 estado:D pila:24016 pid:5308 tgid:5308 ppid:5306 indicadores_de_tarea:0x400140 indicadores:0x00000006 Rastreo de llamadas:  context_switch kernel/sched/core.c:5378 [inline] __schedule+0x190e/0x4c90 kernel/sched/core.c:6765 __schedule_loop kernel/sched/core.c:6842 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6857 io_schedule+0x8d/0x110 kernel/sched/core.c:7690 folio_wait_bit_common+0x839/0xee0 mm/filemap.c:1317 __folio_lock mm/filemap.c:1664 [inline] folio_lock include/linux/pagemap.h:1163 [inline] __filemap_get_folio+0x147/0xb40 mm/filemap.c:1917 pagecache_get_page+0x2c/0x130 mm/folio-compat.c:87 find_get_page_flags include/linux/pagemap.h:842 [inline] f2fs_grab_cache_page+0x2b/0x320 fs/f2fs/f2fs.h:2776 __get_node_page+0x131/0x11b0 fs/f2fs/node.c:1463 read_xattr_block+0xfb/0x190 fs/f2fs/xattr.c:306 lookup_all_xattrs fs/f2fs/xattr.c:355 [inline] f2fs_getxattr+0x676/0xf70 fs/f2fs/xattr.c:533 __f2fs_get_acl+0x52/0x870 fs/f2fs/acl.c:179 f2fs_acl_create fs/f2fs/acl.c:375 [inline] f2fs_init_acl+0xd7/0x9b0 fs/f2fs/acl.c:418 f2fs_init_inode_metadata+0xa0f/0x1050 fs/f2fs/dir.c:539 f2fs_add_inline_entry+0x448/0x860 fs/f2fs/inline.c:666 f2fs_add_dentry+0xba/0x1e0 fs/f2fs/dir.c:765 f2fs_do_add_link+0x28c/0x3a0 fs/f2fs/dir.c:808 f2fs_add_link fs/f2fs/f2fs.h:3616 [inline] f2fs_mknod+0x2e8/0x5b0 fs/f2fs/namei.c:766 vfs_mknod+0x36d/0x3b0 fs/namei.c:4191 unix_bind_bsd net/unix/af_unix.c:1286 [inline] unix_bind+0x563/0xe30 net/unix/af_unix.c:1379 __sys_bind_socket net/socket.c:1817 [inline] __sys_bind+0x1e4/0x290 net/socket.c:1848 __do_sys_bind net/socket.c:1853 [inline] __se_sys_bind net/socket.c:1851 [inline] __x64_sys_bind+0x7a/0x90 net/socket.c:1851 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Volcamos y verificamos los metadatos del inodo da\u00f1ado, muestra que su xattr_nid es el mismo que su i_ino. dump.f2fs -i 3 chaseyu.img.raw i_xattr_nid [0x 3 : 3] Entonces, durante mknod en el directorio da\u00f1ado, intenta obtener y bloquear la p\u00e1gina del inodo dos veces, lo que da como resultado un bloqueo. - f2fs_mknod - f2fs_add_inline_entry - f2fs_get_inode_page --- bloquear la p\u00e1gina de inodo del directorio - f2fs_init_acl - f2fs_acl_create(dir,..) - __f2fs_get_acl - f2fs_getxattr - lookup_all_xattrs - __get_node_page --- intentar bloquear la p\u00e1gina de inodo del directorio Para solucionar esto, agreguemos una verificaci\u00f3n de cordura en ino y xnid.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"fs/f2fs/inode.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"44e904a1ad09e84039058dcbbb1b9ea5b8d7d75d\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"ecff54aa20b5b21db82e63e46066b55e43d72e78\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"c4029044cc408b149e63db7dc8617a0783a3f10d\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"e98dc1909f3d5bc078ec7a605524f1e3f4c0eb14\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"aaddc6c696bd1bff20eaacfa88579d6eae64d541\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"fed611bd8c7b76b070aa407d0c7558e20d9e1f68\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"5a06d97d5340c00510f24e80e8de821bd3bd9285\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98e4da8ca301e062d79ae168c67e56f3c3de3ce4\",\"lessThan\":\"061cf3a84bde038708eb0f1d065b31b7c2456533\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"fs/f2fs/inode.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"3.8\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"3.8\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.297\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.241\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.190\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.149\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.95\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12.35\",\"lessThanOrEqual\":\"6.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.15.4\",\"lessThanOrEqual\":\"6.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.16\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]},{\"source\":\"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e\",\"affectedData\":[{\"vendor\":\"Siemens\",\"product\":\"SIMATIC CN 4100\",\"defaultStatus\":\"unknown\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"V5.0\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.8\",\"versionEndExcluding\":\"5.4.297\",\"matchCriteriaId\":\"EBF3B8C2-84E4-43F6-ABEB-01BED5979D49\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.241\",\"matchCriteriaId\":\"D0D21C35-EB8A-488A-BBF9-403E4817E5DD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.190\",\"matchCriteriaId\":\"AD9E597F-3DDE-4D7E-976C-463D0611F13F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.149\",\"matchCriteriaId\":\"FDBE8280-8983-4D2D-943D-2E6D0104E2D8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.95\",\"matchCriteriaId\":\"C5E01853-7048-4D78-9479-9AEE41AC8456\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.12.35\",\"matchCriteriaId\":\"E569FD34-0076-4428-BE17-EECCF867611C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.13\",\"versionEndExcluding\":\"6.15.4\",\"matchCriteriaId\":\"DFD174C5-1AA2-4671-BDDC-1A9FCC753655\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA6FEEC2-9F11-4643-8827-749718254FED\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/061cf3a84bde038708eb0f1d065b31b7c2456533\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/44e904a1ad09e84039058dcbbb1b9ea5b8d7d75d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5a06d97d5340c00510f24e80e8de821bd3bd9285\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/aaddc6c696bd1bff20eaacfa88579d6eae64d541\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c4029044cc408b149e63db7dc8617a0783a3f10d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/e98dc1909f3d5bc078ec7a605524f1e3f4c0eb14\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ecff54aa20b5b21db82e63e46066b55e43d72e78\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/fed611bd8c7b76b070aa407d0c7558e20d9e1f68\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://cert-portal.siemens.com/productcert/html/ssa-032379.html\",\"source\":\"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "None",
      "current_release_date": "2026-06-30T10:19:26+00:00",
      "cve": "CVE-2025-38347",
      "id": "CVE-2025-38347",
      "initial_release_date": "2025-07-10T00:00:00+00:00",
      "product_status:known_not_affected": "274",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: f2fs: fix to do sanity check on ino and xnid",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-38347.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.