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vuln-cve/data/2025/37xxx/CVE-2025-37824.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2025-37824",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-04-16T04:51:23.950Z",
"datePublished": "2025-05-08T06:26:17.476Z",
"dateUpdated": "2026-11-05T20:41:55.257Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-23T15:58:18.718Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: fix NULL pointer dereference in tipc_mon_reinit_self()\n\nsyzbot reported:\n\ntipc: Node number set to 1055423674\nOops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\nCPU: 3 UID: 0 PID: 6017 Comm: kworker/3:5 Not tainted 6.15.0-rc1-syzkaller-00246-g900241a5cc15 #0 PREEMPT(full)\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014\nWorkqueue: events tipc_net_finalize_work\nRIP: 0010:tipc_mon_reinit_self+0x11c/0x210 net/tipc/monitor.c:719\n...\nRSP: 0018:ffffc9000356fb68 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000003ee87cba\nRDX: 0000000000000000 RSI: ffffffff8dbc56a7 RDI: ffff88804c2cc010\nRBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000007\nR13: fffffbfff2111097 R14: ffff88804ead8000 R15: ffff88804ead9010\nFS: 0000000000000000(0000) GS:ffff888097ab9000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00000000f720eb00 CR3: 000000000e182000 CR4: 0000000000352ef0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n tipc_net_finalize+0x10b/0x180 net/tipc/net.c:140\n process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238\n process_scheduled_works kernel/workqueue.c:3319 [inline]\n worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400\n kthread+0x3c2/0x780 kernel/kthread.c:464\n ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245\n </TASK>\n...\nRIP: 0010:tipc_mon_reinit_self+0x11c/0x210 net/tipc/monitor.c:719\n...\nRSP: 0018:ffffc9000356fb68 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000003ee87cba\nRDX: 0000000000000000 RSI: ffffffff8dbc56a7 RDI: ffff88804c2cc010\nRBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000007\nR13: fffffbfff2111097 R14: ffff88804ead8000 R15: ffff88804ead9010\nFS: 0000000000000000(0000) GS:ffff888097ab9000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00000000f720eb00 CR3: 000000000e182000 CR4: 0000000000352ef0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n\nThere is a racing condition between workqueue created when enabling\nbearer and another thread created when disabling bearer right after\nthat as follow:\n\nenabling_bearer | disabling_bearer\n--------------- | ----------------\ntipc_disc_timeout() |\n{ | bearer_disable()\n ... | {\n schedule_work(&tn->work); | tipc_mon_delete()\n ... | {\n} | ...\n | write_lock_bh(&mon->lock);\n | mon->self = NULL;\n | write_unlock_bh(&mon->lock);\n | ...\n | }\ntipc_net_finalize_work() | }\n{ |\n ... |\n tipc_net_finalize() |\n { |\n ... |\n tipc_mon_reinit_self() |\n { |\n ... |\n write_lock_bh(&mon->lock); |\n mon->self->addr = tipc_own_addr(net); |\n write_unlock_bh(&mon->lock); |\n ... \n---truncated---"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/tipc/monitor.c"
],
"versions": [
{
"version": "28845c28f842e9e55e75b2c116bff714bb039055",
"lessThan": "a3df56010403b2cd26388096ebccf959d23c4dcc",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "e6613b6d41f4010c4d484cbc7bfca690d8d522a2",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "5fd464fd24de93d0eca377554bf0ff2548f76f30",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "e79e8e05aa46f90d21023f0ffe6f136ed6a20932",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "dd6cb0a8575b00fbd503e96903184125176f4fa3",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "0ceef62a328ce1288598c9242576292671f21e96",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "4d5e1e2d3e9d70beff7beab44fd6ce91405a405e",
"status": "affected",
"versionType": "git"
},
{
"version": "46cb01eeeb86fca6afe24dda1167b0cb95424e29",
"lessThan": "d63527e109e811ef11abb1c2985048fdb528b4cb",
"status": "affected",
"versionType": "git"
},
{
"version": "295c9b554f6dfcd2d368fae6e6fa22ee5b79c123",
"status": "affected",
"versionType": "git"
},
{
"version": "5.4.15",
"lessThan": "5.4.293",
"status": "affected",
"versionType": "semver"
},
{
"version": "4.19.99",
"lessThan": "4.20",
"status": "affected",
"versionType": "semver"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/tipc/monitor.c"
],
"versions": [
{
"version": "5.5",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.5",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.293",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.237",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.181",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.136",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.89",
"lessThanOrEqual": "6.6.*",
"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": "5.4.15",
"versionEndExcluding": "5.4.293"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "5.10.237"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "5.15.181"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "6.1.136"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "6.6.89"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "6.12.26"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "6.14.5"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.5",
"versionEndExcluding": "6.15"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.19.99"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/a3df56010403b2cd26388096ebccf959d23c4dcc"
},
{
"url": "https://git.kernel.org/stable/c/e6613b6d41f4010c4d484cbc7bfca690d8d522a2"
},
{
"url": "https://git.kernel.org/stable/c/5fd464fd24de93d0eca377554bf0ff2548f76f30"
},
{
"url": "https://git.kernel.org/stable/c/e79e8e05aa46f90d21023f0ffe6f136ed6a20932"
},
{
"url": "https://git.kernel.org/stable/c/dd6cb0a8575b00fbd503e96903184125176f4fa3"
},
{
"url": "https://git.kernel.org/stable/c/0ceef62a328ce1288598c9242576292671f21e96"
},
{
"url": "https://git.kernel.org/stable/c/4d5e1e2d3e9d70beff7beab44fd6ce91405a405e"
},
{
"url": "https://git.kernel.org/stable/c/d63527e109e811ef11abb1c2985048fdb528b4cb"
}
],
"title": "tipc: fix NULL pointer dereference in tipc_mon_reinit_self()",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"title": "CVE Program Container",
"references": [
{
"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"
}
],
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2025-11-03T19:55:59.094Z"
}
},
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2025-37824",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-05T20:41:23.531716Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-05T20:41:55.257Z"
}
}
]
}
}
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