| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrop_monitor: fix incorrect initialization order\n\nSyzkaller reports the following bug:\n\nBUG: spinlock bad magic on CPU#1, syz-executor.0/7995\n lock: 0xffff88805303f3e0, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0\nCPU: 1 PID: 7995 Comm: syz-executor.0 Tainted: G E 5.10.209+ #1\nHardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020\nCall Trace:\n __dump_stack lib/dump_stack.c:77 [inline]\n dump_stack+0x119/0x179 lib/dump_stack.c:118\n debug_spin_lock_before kernel/locking/spinlock_debug.c:83 [inline]\n do_raw_spin_lock+0x1f6/0x270 kernel/locking/spinlock_debug.c:112\n __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:117 [inline]\n _raw_spin_lock_irqsave+0x50/0x70 kernel/locking/spinlock.c:159\n reset_per_cpu_data+0xe6/0x240 [drop_monitor]\n net_dm_cmd_trace+0x43d/0x17a0 [drop_monitor]\n genl_family_rcv_msg_doit+0x22f/0x330 net/netlink/genetlink.c:739\n genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]\n genl_rcv_msg+0x341/0x5a0 net/netlink/genetlink.c:800\n netlink_rcv_skb+0x14d/0x440 net/netlink/af_netlink.c:2497\n genl_rcv+0x29/0x40 net/netlink/genetlink.c:811\n netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]\n netlink_unicast+0x54b/0x800 net/netlink/af_netlink.c:1348\n netlink_sendmsg+0x914/0xe00 net/netlink/af_netlink.c:1916\n sock_sendmsg_nosec net/socket.c:651 [inline]\n __sock_sendmsg+0x157/0x190 net/socket.c:663\n ____sys_sendmsg+0x712/0x870 net/socket.c:2378\n ___sys_sendmsg+0xf8/0x170 net/socket.c:2432\n __sys_sendmsg+0xea/0x1b0 net/socket.c:2461\n do_syscall_64+0x30/0x40 arch/x86/entry/common.c:46\n entry_SYSCALL_64_after_hwframe+0x62/0xc7\nRIP: 0033:0x7f3f9815aee9\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 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f3f972bf0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e\nRAX: ffffffffffffffda RBX: 00007f3f9826d050 RCX: 00007f3f9815aee9\nRDX: 0000000020000000 RSI: 0000000020001300 RDI: 0000000000000007\nRBP: 00007f3f981b63bd R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 000000000000006e R14: 00007f3f9826d050 R15: 00007ffe01ee6768\n\nIf drop_monitor is built as a kernel module, syzkaller may have time\nto send a netlink NET_DM_CMD_START message during the module loading.\nThis will call the net_dm_monitor_start() function that uses\na spinlock that has not yet been initialized.\n\nTo fix this, let's place resource initialization above the registration\nof a generic netlink family.\n\nFound by InfoTeCS on behalf of Linux Verification Center\n(linuxtesting.org) with Syzkaller." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/core/drop_monitor.c" |
| ], |
| "versions": [ |
| { |
| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "6e9e0f224ffd8b819da3ea247dda404795fdd182", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "29f9cdcab3d96d5207a5c92b52c40ad75e5915d8", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "872c7c7e57a746046796ddfead529c9d37b9f6b4", |
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| "lessThan": "0efa6c42f81c60d8f72ba7f5ed8d4fec8c526282", |
| "status": "affected", |
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| }, |
| { |
| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "b7859e8643e75619b2705b4fcac93ffd94d72b4a", |
| "status": "affected", |
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| }, |
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| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "219a47d0e6195bd202f22855e35f25bd15bc4d58", |
| "status": "affected", |
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| }, |
| { |
| "version": "9a8afc8d3962f3ed26fd6b56db34133860ed1e72", |
| "lessThan": "07b598c0e6f06a0f254c88dafb4ad50f8a8c6eea", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/core/drop_monitor.c" |
| ], |
| "versions": [ |
| { |
| "version": "2.6.30", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "2.6.30", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.291", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.235", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.179", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.130", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.80", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.17", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13.5", |
| "lessThanOrEqual": "6.13.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.14", |
| "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": "2.6.30", |
| "versionEndExcluding": "5.4.291" |
| }, |
| { |
| "vulnerable": true, |
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| }, |
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| }, |
| { |
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| } |
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| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/6e9e0f224ffd8b819da3ea247dda404795fdd182" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/29f9cdcab3d96d5207a5c92b52c40ad75e5915d8" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/872c7c7e57a746046796ddfead529c9d37b9f6b4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/fcfc00bfec7bb6661074cb21356d05a4c9470a3c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0efa6c42f81c60d8f72ba7f5ed8d4fec8c526282" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/b7859e8643e75619b2705b4fcac93ffd94d72b4a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/219a47d0e6195bd202f22855e35f25bd15bc4d58" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/07b598c0e6f06a0f254c88dafb4ad50f8a8c6eea" |
| } |
| ], |
| "title": "drop_monitor: fix incorrect initialization order", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-21862", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
