{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"8785701fd7cd52ae74c0d2b35b82568df74e9dbb","status":"affected","version":"31dd0cda5aa0547de447aaf184812f85ccc34044","versionType":"git"},{"lessThan":"412534a1fb76958b88dca48360c6f3ad4f3390f4","status":"affected","version":"6eef21eb7a165601882dad0419a630e32d2d7a2c","versionType":"git"},{"lessThan":"b92397ce96743e4cc090207e2df2a856cb4cef08","status":"affected","version":"0bbd429260821dfb81478749837d3e6377949ac6","versionType":"git"},{"lessThan":"7701c245ff1ac1a126bf431e72b24547519046ff","status":"affected","version":"9dd86e9d34b1078dcd647220e96a205028bf4e6f","versionType":"git"},{"lessThan":"d0877c479f44fe475f4c8c02c88ce9ad43e90298","status":"affected","version":"53a0365c9f9f66e1a981bf9188d8716d682e0739","versionType":"git"},{"lessThan":"3c94212b57bedec3a386ef3da1ef00602f5c3d1d","status":"affected","version":"d47151b79e3220e72ae323b8b8e9d6da20dc884e","versionType":"git"},{"lessThan":"6acf340f8c1d296bcf535986175f5d0d6f2aab09","status":"affected","version":"d47151b79e3220e72ae323b8b8e9d6da20dc884e","versionType":"git"},{"lessThan":"e8d6f3ab59468e230f3253efe5cb63efa35289f7","status":"affected","version":"d47151b79e3220e72ae323b8b8e9d6da20dc884e","versionType":"git"},{"status":"affected","version":"e05194baae299f2148ab5f6bab659c6ce8d1f6d3","versionType":"git"},{"lessThan":"5.4.296","status":"affected","version":"5.4.276","versionType":"semver"},{"lessThan":"5.10.240","status":"affected","version":"5.10.217","versionType":"semver"},{"lessThan":"5.15.187","status":"affected","version":"5.15.159","versionType":"semver"},{"lessThan":"6.1.144","status":"affected","version":"6.1.91","versionType":"semver"},{"lessThan":"6.6.97","status":"affected","version":"6.6.31","versionType":"semver"},{"lessThan":"6.9","status":"affected","version":"6.8.10","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.4.*","status":"unaffected","version":"5.4.296","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.240","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.187","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.144","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.97","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.37","versionType":"semver"},{"lessThanOrEqual":"6.15.*","status":"unaffected","version":"6.15.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.16","versionType":"original_commit_for_fix"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518-4 PN/DP MFP","source":"ADP: siemens-SADP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP","source":"ADP: siemens-SADP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]},{"defaultStatus":"unknown","product":"SIPLUS S7-1500 CPU 1518-4 PN/DP MFP","source":"ADP: siemens-SADP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"V3.1.5","versionType":"custom"}]}],"cveId":"CVE-2025-38400","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfs: Clean up /proc/net/rpc/nfs when nfs_fs_proc_net_init() fails.\n\nsyzbot reported a warning below [1] following a fault injection in\nnfs_fs_proc_net_init(). [0]\n\nWhen nfs_fs_proc_net_init() fails, /proc/net/rpc/nfs is not removed.\n\nLater, rpc_proc_exit() tries to remove /proc/net/rpc, and the warning\nis logged as the directory is not empty.\n\nLet's handle the error of nfs_fs_proc_net_init() properly.\n\n[0]:\nFAULT_INJECTION: forcing a failure.\nname failslab, interval 1, probability 0, space 0, times 0\nCPU: 1 UID: 0 PID: 6120 Comm: syz.2.27 Not tainted 6.16.0-rc1-syzkaller-00010-g2c4a1f3fe03e #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\nCall Trace:\n <TASK>\n  dump_stack_lvl (lib/dump_stack.c:123)\n should_fail_ex (lib/fault-inject.c:73 lib/fault-inject.c:174)\n should_failslab (mm/failslab.c:46)\n kmem_cache_alloc_noprof (mm/slub.c:4178 mm/slub.c:4204)\n __proc_create (fs/proc/generic.c:427)\n proc_create_reg (fs/proc/generic.c:554)\n proc_create_net_data (fs/proc/proc_net.c:120)\n nfs_fs_proc_net_init (fs/nfs/client.c:1409)\n nfs_net_init (fs/nfs/inode.c:2600)\n ops_init (net/core/net_namespace.c:138)\n setup_net (net/core/net_namespace.c:443)\n copy_net_ns (net/core/net_namespace.c:576)\n create_new_namespaces (kernel/nsproxy.c:110)\n unshare_nsproxy_namespaces (kernel/nsproxy.c:218 (discriminator 4))\n ksys_unshare (kernel/fork.c:3123)\n __x64_sys_unshare (kernel/fork.c:3190)\n do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)\n entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n </TASK>\n\n[1]:\nremove_proc_entry: removing non-empty directory 'net/rpc', leaking at least 'nfs'\n WARNING: CPU: 1 PID: 6120 at fs/proc/generic.c:727 remove_proc_entry+0x45e/0x530 fs/proc/generic.c:727\nModules linked in:\nCPU: 1 UID: 0 PID: 6120 Comm: syz.2.27 Not tainted 6.16.0-rc1-syzkaller-00010-g2c4a1f3fe03e #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\n RIP: 0010:remove_proc_entry+0x45e/0x530 fs/proc/generic.c:727\nCode: 3c 02 00 0f 85 85 00 00 00 48 8b 93 d8 00 00 00 4d 89 f0 4c 89 e9 48 c7 c6 40 ba a2 8b 48 c7 c7 60 b9 a2 8b e8 33 81 1d ff 90 <0f> 0b 90 90 e9 5f fe ff ff e8 04 69 5e ff 90 48 b8 00 00 00 00 00\nRSP: 0018:ffffc90003637b08 EFLAGS: 00010282\nRAX: 0000000000000000 RBX: ffff88805f534140 RCX: ffffffff817a92c8\nRDX: ffff88807da99e00 RSI: ffffffff817a92d5 RDI: 0000000000000001\nRBP: ffff888033431ac0 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000001 R12: ffff888033431a00\nR13: ffff888033431ae4 R14: ffff888033184724 R15: dffffc0000000000\nFS:  0000555580328500(0000) GS:ffff888124a62000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f71733743e0 CR3: 000000007f618000 CR4: 00000000003526f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n  sunrpc_exit_net+0x46/0x90 net/sunrpc/sunrpc_syms.c:76\n  ops_exit_list net/core/net_namespace.c:200 [inline]\n  ops_undo_list+0x2eb/0xab0 net/core/net_namespace.c:253\n  setup_net+0x2e1/0x510 net/core/net_namespace.c:457\n  copy_net_ns+0x2a6/0x5f0 net/core/net_namespace.c:574\n  create_new_namespaces+0x3ea/0xa90 kernel/nsproxy.c:110\n  unshare_nsproxy_namespaces+0xc0/0x1f0 kernel/nsproxy.c:218\n  ksys_unshare+0x45b/0xa40 kernel/fork.c:3121\n  __do_sys_unshare kernel/fork.c:3192 [inline]\n  __se_sys_unshare kernel/fork.c:3190 [inline]\n  __x64_sys_unshare+0x31/0x40 kernel/fork.c:3190\n  do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n  do_syscall_64+0xcd/0x490 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7fa1a6b8e929\nCode: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c\n---truncated---","epss":{"date":"2026-11-05","percentile":0.13075,"score":0.00223},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793912556637,"publishedAt":1753448024038,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/8785701fd7cd52ae74c0d2b35b82568df74e9dbb"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/412534a1fb76958b88dca48360c6f3ad4f3390f4"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/b92397ce96743e4cc090207e2df2a856cb4cef08"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/7701c245ff1ac1a126bf431e72b24547519046ff"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/d0877c479f44fe475f4c8c02c88ce9ad43e90298"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/3c94212b57bedec3a386ef3da1ef00602f5c3d1d"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/6acf340f8c1d296bcf535986175f5d0d6f2aab09"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/e8d6f3ab59468e230f3253efe5cb63efa35289f7"},{"source":"ADP: CVE","tags":[],"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"source":"ADP: CVE","tags":[],"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"},{"source":"ADP: siemens-SADP","tags":[],"url":"https://cert-portal.siemens.com/productcert/html/ssa-082556.html"}],"remediation":[],"revision":"15ba8ff6c43437978612360c4f58f6e122d8433b9d72e09802f120d5cbf29db5","sources":[{"modifiedAt":1793912556637,"name":"CNA: Linux","retrievedAt":1793913686037,"url":"https://www.cve.org/CVERecord?id=CVE-2025-38400"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793913705563,"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-38400"}],"ssvc":{"assessedAt":1793912165019,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"nfs: Clean up /proc/net/rpc/nfs when nfs_fs_proc_net_init() fails.","updatedAt":1793913705563}