| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfs: Only create /proc/fs/netfs with CONFIG_PROC_FS\n\nWhen testing a special config:\n\nCONFIG_NETFS_SUPPORTS=y\nCONFIG_PROC_FS=n\n\nThe system crashes with something like:\n\n[ 3.766197] ------------[ cut here ]------------\n[ 3.766484] kernel BUG at mm/mempool.c:560!\n[ 3.766789] Oops: invalid opcode: 0000 [#1] SMP NOPTI\n[ 3.767123] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Tainted: G W\n[ 3.767777] Tainted: [W]=WARN\n[ 3.767968] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996),\n[ 3.768523] RIP: 0010:mempool_alloc_slab.cold+0x17/0x19\n[ 3.768847] Code: 50 fe ff 58 5b 5d 41 5c 41 5d 41 5e 41 5f e9 93 95 13 00\n[ 3.769977] RSP: 0018:ffffc90000013998 EFLAGS: 00010286\n[ 3.770315] RAX: 000000000000002f RBX: ffff888100ba8640 RCX: 0000000000000000\n[ 3.770749] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 00000000ffffffff\n[ 3.771217] RBP: 0000000000092880 R08: 0000000000000000 R09: ffffc90000013828\n[ 3.771664] R10: 0000000000000001 R11: 00000000ffffffea R12: 0000000000092cc0\n[ 3.772117] R13: 0000000000000400 R14: ffff8881004b1620 R15: ffffea0004ef7e40\n[ 3.772554] FS: 0000000000000000(0000) GS:ffff8881b5f3c000(0000) knlGS:0000000000000000\n[ 3.773061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 3.773443] CR2: ffffffff830901b4 CR3: 0000000004296001 CR4: 0000000000770ef0\n[ 3.773884] PKRU: 55555554\n[ 3.774058] Call Trace:\n[ 3.774232] <TASK>\n[ 3.774371] mempool_alloc_noprof+0x6a/0x190\n[ 3.774649] ? _printk+0x57/0x80\n[ 3.774862] netfs_alloc_request+0x85/0x2ce\n[ 3.775147] netfs_readahead+0x28/0x170\n[ 3.775395] read_pages+0x6c/0x350\n[ 3.775623] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.775928] page_cache_ra_unbounded+0x1bd/0x2a0\n[ 3.776247] filemap_get_pages+0x139/0x970\n[ 3.776510] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.776820] filemap_read+0xf9/0x580\n[ 3.777054] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.777368] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.777674] ? find_held_lock+0x32/0x90\n[ 3.777929] ? netfs_start_io_read+0x19/0x70\n[ 3.778221] ? netfs_start_io_read+0x19/0x70\n[ 3.778489] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.778800] ? lock_acquired+0x1e6/0x450\n[ 3.779054] ? srso_alias_return_thunk+0x5/0xfbef5\n[ 3.779379] netfs_buffered_read_iter+0x57/0x80\n[ 3.779670] __kernel_read+0x158/0x2c0\n[ 3.779927] bprm_execve+0x300/0x7a0\n[ 3.780185] kernel_execve+0x10c/0x140\n[ 3.780423] ? __pfx_kernel_init+0x10/0x10\n[ 3.780690] kernel_init+0xd5/0x150\n[ 3.780910] ret_from_fork+0x2d/0x50\n[ 3.781156] ? __pfx_kernel_init+0x10/0x10\n[ 3.781414] ret_from_fork_asm+0x1a/0x30\n[ 3.781677] </TASK>\n[ 3.781823] Modules linked in:\n[ 3.782065] ---[ end trace 0000000000000000 ]---\n\nThis is caused by the following error path in netfs_init():\n\n if (!proc_mkdir(\"fs/netfs\", NULL))\n goto error_proc;\n\nFix this by adding ifdef in netfs_main(), so that /proc/fs/netfs is only\ncreated with CONFIG_PROC_FS." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/netfs/main.c" |
| ], |
| "versions": [ |
| { |
| "version": "7eb5b3e3a0a55f2d166ca949ef47ca6e0c704aab", |
| "lessThan": "2ef6eea2efce01d1956ace483216f6b6e26330c9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "7eb5b3e3a0a55f2d166ca949ef47ca6e0c704aab", |
| "lessThan": "6c4c5e0b96a90f2a11c378e66edc1f25165e10b6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "7eb5b3e3a0a55f2d166ca949ef47ca6e0c704aab", |
| "lessThan": "40cb48eba3b4b79e110c1a35d33a48cac54507a2", |
| "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/netfs/main.c" |
| ], |
| "versions": [ |
| { |
| "version": "6.8", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "6.8", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.26", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.14.5", |
| "lessThanOrEqual": "6.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.15", |
| "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": "6.8", |
| "versionEndExcluding": "6.12.26" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "6.8", |
| "versionEndExcluding": "6.14.5" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "6.8", |
| "versionEndExcluding": "6.15" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/2ef6eea2efce01d1956ace483216f6b6e26330c9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/6c4c5e0b96a90f2a11c378e66edc1f25165e10b6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/40cb48eba3b4b79e110c1a35d33a48cac54507a2" |
| } |
| ], |
| "title": "netfs: Only create /proc/fs/netfs with CONFIG_PROC_FS", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-37876", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
