CVE-2025-40351— hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()
Affected Version Matrix 18
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | d7d673a591701f131e53d4fd4e2b9352f1316642< a2bee43b451615531ae6f3cf45054f02915ef885 | affected |
d7d673a591701f131e53d4fd4e2b9352f1316642< b07630afe1671096dc64064190cae3b6165cf6e4 | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 9df3c241fbf69edce968b20eeeeb3f6da34af041 | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 1b9e5ade272f8be6421c9eea4c4f6810180017f9 | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 2bb8bc99b1a7a46d83f95c46f530305f6df84eaf | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 295527bfdefd5bf31ec8218e2891a65777141d05 | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 4891bf2b09c313622a6e07d7f108aa5e123c768d | affected | ||
d7d673a591701f131e53d4fd4e2b9352f1316642< 9b3d15a758910bb98ba8feb4109d99cc67450ee4 | affected | ||
| … +10 more rows | |||
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I. Basic Information for CVE-2025-40351
Vulnerability Information
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Vulnerability Title
hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat() The syzbot reported issue in hfsplus_delete_cat(): [ 70.682285][ T9333] ===================================================== [ 70.682943][ T9333] BUG: KMSAN: uninit-value in hfsplus_subfolders_dec+0x1d7/0x220 [ 70.683640][ T9333] hfsplus_subfolders_dec+0x1d7/0x220 [ 70.684141][ T9333] hfsplus_delete_cat+0x105d/0x12b0 [ 70.684621][ T9333] hfsplus_rmdir+0x13d/0x310 [ 70.685048][ T9333] vfs_rmdir+0x5ba/0x810 [ 70.685447][ T9333] do_rmdir+0x964/0xea0 [ 70.685833][ T9333] __x64_sys_rmdir+0x71/0xb0 [ 70.686260][ T9333] x64_sys_call+0xcd8/0x3cf0 [ 70.686695][ T9333] do_syscall_64+0xd9/0x1d0 [ 70.687119][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.687646][ T9333] [ 70.687856][ T9333] Uninit was stored to memory at: [ 70.688311][ T9333] hfsplus_subfolders_inc+0x1c2/0x1d0 [ 70.688779][ T9333] hfsplus_create_cat+0x148e/0x1800 [ 70.689231][ T9333] hfsplus_mknod+0x27f/0x600 [ 70.689730][ T9333] hfsplus_mkdir+0x5a/0x70 [ 70.690146][ T9333] vfs_mkdir+0x483/0x7a0 [ 70.690545][ T9333] do_mkdirat+0x3f2/0xd30 [ 70.690944][ T9333] __x64_sys_mkdir+0x9a/0xf0 [ 70.691380][ T9333] x64_sys_call+0x2f89/0x3cf0 [ 70.691816][ T9333] do_syscall_64+0xd9/0x1d0 [ 70.692229][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.692773][ T9333] [ 70.692990][ T9333] Uninit was stored to memory at: [ 70.693469][ T9333] hfsplus_subfolders_inc+0x1c2/0x1d0 [ 70.693960][ T9333] hfsplus_create_cat+0x148e/0x1800 [ 70.694438][ T9333] hfsplus_fill_super+0x21c1/0x2700 [ 70.694911][ T9333] mount_bdev+0x37b/0x530 [ 70.695320][ T9333] hfsplus_mount+0x4d/0x60 [ 70.695729][ T9333] legacy_get_tree+0x113/0x2c0 [ 70.696167][ T9333] vfs_get_tree+0xb3/0x5c0 [ 70.696588][ T9333] do_new_mount+0x73e/0x1630 [ 70.697013][ T9333] path_mount+0x6e3/0x1eb0 [ 70.697425][ T9333] __se_sys_mount+0x733/0x830 [ 70.697857][ T9333] __x64_sys_mount+0xe4/0x150 [ 70.698269][ T9333] x64_sys_call+0x2691/0x3cf0 [ 70.698704][ T9333] do_syscall_64+0xd9/0x1d0 [ 70.699117][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.699730][ T9333] [ 70.699946][ T9333] Uninit was created at: [ 70.700378][ T9333] __alloc_pages_noprof+0x714/0xe60 [ 70.700843][ T9333] alloc_pages_mpol_noprof+0x2a2/0x9b0 [ 70.701331][ T9333] alloc_pages_noprof+0xf8/0x1f0 [ 70.701774][ T9333] allocate_slab+0x30e/0x1390 [ 70.702194][ T9333] ___slab_alloc+0x1049/0x33a0 [ 70.702635][ T9333] kmem_cache_alloc_lru_noprof+0x5ce/0xb20 [ 70.703153][ T9333] hfsplus_alloc_inode+0x5a/0xd0 [ 70.703598][ T9333] alloc_inode+0x82/0x490 [ 70.703984][ T9333] iget_locked+0x22e/0x1320 [ 70.704428][ T9333] hfsplus_iget+0x5c/0xba0 [ 70.704827][ T9333] hfsplus_btree_open+0x135/0x1dd0 [ 70.705291][ T9333] hfsplus_fill_super+0x1132/0x2700 [ 70.705776][ T9333] mount_bdev+0x37b/0x530 [ 70.706171][ T9333] hfsplus_mount+0x4d/0x60 [ 70.706579][ T9333] legacy_get_tree+0x113/0x2c0 [ 70.707019][ T9333] vfs_get_tree+0xb3/0x5c0 [ 70.707444][ T9333] do_new_mount+0x73e/0x1630 [ 70.707865][ T9333] path_mount+0x6e3/0x1eb0 [ 70.708270][ T9333] __se_sys_mount+0x733/0x830 [ 70.708711][ T9333] __x64_sys_mount+0xe4/0x150 [ 70.709158][ T9333] x64_sys_call+0x2691/0x3cf0 [ 70.709630][ T9333] do_syscall_64+0xd9/0x1d0 [ 70.710053][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.710611][ T9333] [ 70.710842][ T9333] CPU: 3 UID: 0 PID: 9333 Comm: repro Not tainted 6.12.0-rc6-dirty #17 [ 70.711568][ T9333] Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 70.712490][ T9333] ===================================================== [ 70.713085][ T9333] Disabling lock debugging due to kernel taint [ 70.713618][ T9333] Kernel panic - not syncing: kmsan.panic set ... [ 70.714159][ T9333] ---truncated---
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于hfsplus_delete_cat中存在未初始化值问题，可能导致内核崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-40351
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|---|
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Other References for CVE-2025-40351 (8)
Same Patch Batch · Linux · 2025-12-16 · 157 CVEs total
| CVE-2025-68263 | 9.8 CRITICAL | ksmbd: ipc: fix use-after-free in ipc_msg_send_request |
| CVE-2025-68284 | 9.8 CRITICAL | libceph: prevent potential out-of-bounds writes in handle_auth_session_key() |
| CVE-2025-68315 | 9.8 CRITICAL | f2fs: fix to detect potential corrupted nid in free_nid_list |
| CVE-2025-68192 | 9.8 CRITICAL | net: usb: qmi_wwan: initialize MAC header offset in qmimux_rx_fixup |
| CVE-2025-68301 | 9.8 CRITICAL | net: atlantic: fix fragment overflow handling in RX path |
| CVE-2025-68285 | 9.8 CRITICAL | libceph: fix potential use-after-free in have_mon_and_osd_map() |
| CVE-2025-40350 | 9.8 CRITICAL | net/mlx5e: RX, Fix generating skb from non-linear xdp_buff for striding RQ |
| CVE-2025-68256 | 8.8 HIGH | staging: rtl8723bs: fix out-of-bounds read in rtw_get_ie() parser |
| CVE-2025-68314 | 8.8 HIGH | drm/msm: make sure last_fence is always updated |
| CVE-2025-68304 | 8.8 HIGH | Bluetooth: hci_core: lookup hci_conn on RX path on protocol side |
| CVE-2025-68255 | 8.8 HIGH | staging: rtl8723bs: fix stack buffer overflow in OnAssocReq IE parsing |
| CVE-2025-68226 | 8.8 HIGH | smb: client: fix incomplete backport in cfids_invalidation_worker() |
| CVE-2025-40362 | 8.8 HIGH | ceph: fix multifs mds auth caps issue |
| CVE-2025-68250 | 8.2 HIGH | hung_task: fix warnings caused by unaligned lock pointers |
| CVE-2025-68207 | 7.8 HIGH | drm/xe/guc: Synchronize Dead CT worker with unbind |
| CVE-2025-68265 | 7.8 HIGH | nvme: fix admin request_queue lifetime |
| CVE-2025-68179 | 7.8 HIGH | s390: Disable ARCH_WANT_OPTIMIZE_HUGETLB_VMEMMAP |
| CVE-2025-68189 | 7.8 HIGH | drm/msm: Fix GEM free for imported dma-bufs |
| CVE-2025-68181 | 7.8 HIGH | drm/radeon: Remove calls to drm_put_dev() |
| CVE-2025-68183 | 7.8 HIGH | ima: don't clear IMA_DIGSIG flag when setting or removing non-IMA xattr |
Showing top 20 of 157 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2022-4994
KVM: x86: wean fast IN from emulator_pio_in - CVE-2026-64560
posix-cpu-timers: Prevent UAF caused by non-leader exec() ra - CVE-2026-64559
s390/pkey: Check length in PKEY_VERIFYPROTK ioctl - CVE-2026-64558
s390/pkey: Check length in pkey_pckmo handler implementation - CVE-2026-64556
perf/core: Detach event groups during remove_on_exec
Same vendor: Linux
- CVE-2022-4994
KVM: x86: wean fast IN from emulator_pio_in - CVE-2026-64560
posix-cpu-timers: Prevent UAF caused by non-leader exec() ra - CVE-2026-64559
s390/pkey: Check length in PKEY_VERIFYPROTK ioctl - CVE-2026-64558
s390/pkey: Check length in pkey_pckmo handler implementation - CVE-2026-64556
perf/core: Detach event groups during remove_on_exec
V. Comments for CVE-2025-40351
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