ghsa-fw59-rp53-2wvr
Vulnerability from github
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] slaballoc+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---
{
"affected": [],
"aliases": [
"CVE-2025-40351"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-12-16T14:15:46Z",
"severity": null
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: fix KMSAN uninit-value issue in hfsplus_delete_cat()\n\nThe syzbot reported issue in hfsplus_delete_cat():\n\n[ 70.682285][ T9333] =====================================================\n[ 70.682943][ T9333] BUG: KMSAN: uninit-value in hfsplus_subfolders_dec+0x1d7/0x220\n[ 70.683640][ T9333] hfsplus_subfolders_dec+0x1d7/0x220\n[ 70.684141][ T9333] hfsplus_delete_cat+0x105d/0x12b0\n[ 70.684621][ T9333] hfsplus_rmdir+0x13d/0x310\n[ 70.685048][ T9333] vfs_rmdir+0x5ba/0x810\n[ 70.685447][ T9333] do_rmdir+0x964/0xea0\n[ 70.685833][ T9333] __x64_sys_rmdir+0x71/0xb0\n[ 70.686260][ T9333] x64_sys_call+0xcd8/0x3cf0\n[ 70.686695][ T9333] do_syscall_64+0xd9/0x1d0\n[ 70.687119][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 70.687646][ T9333]\n[ 70.687856][ T9333] Uninit was stored to memory at:\n[ 70.688311][ T9333] hfsplus_subfolders_inc+0x1c2/0x1d0\n[ 70.688779][ T9333] hfsplus_create_cat+0x148e/0x1800\n[ 70.689231][ T9333] hfsplus_mknod+0x27f/0x600\n[ 70.689730][ T9333] hfsplus_mkdir+0x5a/0x70\n[ 70.690146][ T9333] vfs_mkdir+0x483/0x7a0\n[ 70.690545][ T9333] do_mkdirat+0x3f2/0xd30\n[ 70.690944][ T9333] __x64_sys_mkdir+0x9a/0xf0\n[ 70.691380][ T9333] x64_sys_call+0x2f89/0x3cf0\n[ 70.691816][ T9333] do_syscall_64+0xd9/0x1d0\n[ 70.692229][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 70.692773][ T9333]\n[ 70.692990][ T9333] Uninit was stored to memory at:\n[ 70.693469][ T9333] hfsplus_subfolders_inc+0x1c2/0x1d0\n[ 70.693960][ T9333] hfsplus_create_cat+0x148e/0x1800\n[ 70.694438][ T9333] hfsplus_fill_super+0x21c1/0x2700\n[ 70.694911][ T9333] mount_bdev+0x37b/0x530\n[ 70.695320][ T9333] hfsplus_mount+0x4d/0x60\n[ 70.695729][ T9333] legacy_get_tree+0x113/0x2c0\n[ 70.696167][ T9333] vfs_get_tree+0xb3/0x5c0\n[ 70.696588][ T9333] do_new_mount+0x73e/0x1630\n[ 70.697013][ T9333] path_mount+0x6e3/0x1eb0\n[ 70.697425][ T9333] __se_sys_mount+0x733/0x830\n[ 70.697857][ T9333] __x64_sys_mount+0xe4/0x150\n[ 70.698269][ T9333] x64_sys_call+0x2691/0x3cf0\n[ 70.698704][ T9333] do_syscall_64+0xd9/0x1d0\n[ 70.699117][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 70.699730][ T9333]\n[ 70.699946][ T9333] Uninit was created at:\n[ 70.700378][ T9333] __alloc_pages_noprof+0x714/0xe60\n[ 70.700843][ T9333] alloc_pages_mpol_noprof+0x2a2/0x9b0\n[ 70.701331][ T9333] alloc_pages_noprof+0xf8/0x1f0\n[ 70.701774][ T9333] allocate_slab+0x30e/0x1390\n[ 70.702194][ T9333] ___slab_alloc+0x1049/0x33a0\n[ 70.702635][ T9333] kmem_cache_alloc_lru_noprof+0x5ce/0xb20\n[ 70.703153][ T9333] hfsplus_alloc_inode+0x5a/0xd0\n[ 70.703598][ T9333] alloc_inode+0x82/0x490\n[ 70.703984][ T9333] iget_locked+0x22e/0x1320\n[ 70.704428][ T9333] hfsplus_iget+0x5c/0xba0\n[ 70.704827][ T9333] hfsplus_btree_open+0x135/0x1dd0\n[ 70.705291][ T9333] hfsplus_fill_super+0x1132/0x2700\n[ 70.705776][ T9333] mount_bdev+0x37b/0x530\n[ 70.706171][ T9333] hfsplus_mount+0x4d/0x60\n[ 70.706579][ T9333] legacy_get_tree+0x113/0x2c0\n[ 70.707019][ T9333] vfs_get_tree+0xb3/0x5c0\n[ 70.707444][ T9333] do_new_mount+0x73e/0x1630\n[ 70.707865][ T9333] path_mount+0x6e3/0x1eb0\n[ 70.708270][ T9333] __se_sys_mount+0x733/0x830\n[ 70.708711][ T9333] __x64_sys_mount+0xe4/0x150\n[ 70.709158][ T9333] x64_sys_call+0x2691/0x3cf0\n[ 70.709630][ T9333] do_syscall_64+0xd9/0x1d0\n[ 70.710053][ T9333] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 70.710611][ T9333]\n[ 70.710842][ T9333] CPU: 3 UID: 0 PID: 9333 Comm: repro Not tainted 6.12.0-rc6-dirty #17\n[ 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\n[ 70.712490][ T9333] =====================================================\n[ 70.713085][ T9333] Disabling lock debugging due to kernel taint\n[ 70.713618][ T9333] Kernel panic - not syncing: kmsan.panic set ...\n[ 70.714159][ T9333] \n---truncated---",
"id": "GHSA-fw59-rp53-2wvr",
"modified": "2025-12-16T15:30:43Z",
"published": "2025-12-16T15:30:43Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40351"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/1b9e5ade272f8be6421c9eea4c4f6810180017f9"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/295527bfdefd5bf31ec8218e2891a65777141d05"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/2bb8bc99b1a7a46d83f95c46f530305f6df84eaf"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/4891bf2b09c313622a6e07d7f108aa5e123c768d"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/9b3d15a758910bb98ba8feb4109d99cc67450ee4"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/9df3c241fbf69edce968b20eeeeb3f6da34af041"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/a2bee43b451615531ae6f3cf45054f02915ef885"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/b07630afe1671096dc64064190cae3b6165cf6e4"
}
],
"schema_version": "1.4.0",
"severity": []
}
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.