{"api_version":"1","generated_at":"2026-11-10T18:11:32+00:00","cve":"CVE-2025-38324","urls":{"html":"https://cve.report/CVE-2025-38324","api":"https://cve.report/api/cve/CVE-2025-38324.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-38324","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-38324"},"summary":{"title":"mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().\n\nAs syzbot reported [0], mpls_route_input_rcu() can be called\nfrom mpls_getroute(), where is under RTNL.\n\nnet->mpls.platform_label is only updated under RTNL.\n\nLet's use rcu_dereference_rtnl() in mpls_route_input_rcu() to\nsilence the splat.\n\n[0]:\nWARNING: suspicious RCU usage\n6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 Not tainted\n ----------------------------\nnet/mpls/af_mpls.c:84 suspicious rcu_dereference_check() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n1 lock held by syz.2.4451/17730:\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x371/0xe90 net/core/rtnetlink.c:6961\n\nstack backtrace:\nCPU: 1 UID: 0 PID: 17730 Comm: syz.2.4451 Not tainted 6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120\n lockdep_rcu_suspicious+0x166/0x260 kernel/locking/lockdep.c:6865\n mpls_route_input_rcu+0x1d4/0x200 net/mpls/af_mpls.c:84\n mpls_getroute+0x621/0x1ea0 net/mpls/af_mpls.c:2381\n rtnetlink_rcv_msg+0x3c9/0xe90 net/core/rtnetlink.c:6964\n netlink_rcv_skb+0x16d/0x440 net/netlink/af_netlink.c:2534\n netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]\n netlink_unicast+0x53a/0x7f0 net/netlink/af_netlink.c:1339\n netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1883\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n ____sys_sendmsg+0xa98/0xc70 net/socket.c:2566\n ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620\n __sys_sendmmsg+0x200/0x420 net/socket.c:2709\n __do_sys_sendmmsg net/socket.c:2736 [inline]\n __se_sys_sendmmsg net/socket.c:2733 [inline]\n __x64_sys_sendmmsg+0x9c/0x100 net/socket.c:2733\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f0a2818e969\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 a8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f0a28f52038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133\nRAX: ffffffffffffffda RBX: 00007f0a283b5fa0 RCX: 00007f0a2818e969\nRDX: 0000000000000003 RSI: 0000200000000080 RDI: 0000000000000003\nRBP: 00007f0a28210ab1 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 00007f0a283b5fa0 R15: 00007ffce5e9f268\n </TASK>","state":"PUBLISHED","assigner":"Linux","published_at":"2025-07-10 09:15:26","updated_at":"2026-11-05 21:18:27"},"problem_types":["NVD-CWE-noinfo"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/a060781640012d5d5105072f4c44ed6ad6830ef9","name":"https://git.kernel.org/stable/c/a060781640012d5d5105072f4c44ed6ad6830ef9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","name":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2919297b18e5a5fb7e643f9e32c12c0b17cce1be","name":"https://git.kernel.org/stable/c/2919297b18e5a5fb7e643f9e32c12c0b17cce1be","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d8cd847fb8626872631cc22d44be5127b4ebfb74","name":"https://git.kernel.org/stable/c/d8cd847fb8626872631cc22d44be5127b4ebfb74","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/517bc6836ee9fcffe2539f6f6aa3fdd9c7a7ae73","name":"https://git.kernel.org/stable/c/517bc6836ee9fcffe2539f6f6aa3fdd9c7a7ae73","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/36af82f25fbdcd719eb947c15ea874bf80bcf229","name":"https://git.kernel.org/stable/c/36af82f25fbdcd719eb947c15ea874bf80bcf229","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f19cbd84e645e39bc3228e1191bb151ef0ffac8c","name":"https://git.kernel.org/stable/c/f19cbd84e645e39bc3228e1191bb151ef0ffac8c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/49b8a9d7d44401a186e20b1aaf591d2e62727aeb","name":"https://git.kernel.org/stable/c/49b8a9d7d44401a186e20b1aaf591d2e62727aeb","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6dbb0d97c5096072c78a6abffe393584e57ae945","name":"https://git.kernel.org/stable/c/6dbb0d97c5096072c78a6abffe393584e57ae945","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html","name":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-38324","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38324","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd 2919297b18e5a5fb7e643f9e32c12c0b17cce1be git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd 36af82f25fbdcd719eb947c15ea874bf80bcf229 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd d8cd847fb8626872631cc22d44be5127b4ebfb74 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd 49b8a9d7d44401a186e20b1aaf591d2e62727aeb git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd a060781640012d5d5105072f4c44ed6ad6830ef9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd 517bc6836ee9fcffe2539f6f6aa3fdd9c7a7ae73 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd f19cbd84e645e39bc3228e1191bb151ef0ffac8c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0189197f441602acdca3f97750d392a895b778fd 6dbb0d97c5096072c78a6abffe393584e57ae945 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.1","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.1 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.4.295 5.4.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.239 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.186 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.142 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.95 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.35 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.15.4 6.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"38324","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2025-11-03T17:36:35.272Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}],"title":"CVE Program Container"},{"metrics":[{"other":{"content":{"id":"CVE-2025-38324","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-11-05T20:54:38.465831Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-05T21:02:33.331Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/mpls/af_mpls.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"2919297b18e5a5fb7e643f9e32c12c0b17cce1be","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"36af82f25fbdcd719eb947c15ea874bf80bcf229","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"d8cd847fb8626872631cc22d44be5127b4ebfb74","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"49b8a9d7d44401a186e20b1aaf591d2e62727aeb","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"a060781640012d5d5105072f4c44ed6ad6830ef9","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"517bc6836ee9fcffe2539f6f6aa3fdd9c7a7ae73","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"f19cbd84e645e39bc3228e1191bb151ef0ffac8c","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"},{"lessThan":"6dbb0d97c5096072c78a6abffe393584e57ae945","status":"affected","version":"0189197f441602acdca3f97750d392a895b778fd","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/mpls/af_mpls.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.1"},{"lessThan":"4.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.4.*","status":"unaffected","version":"5.4.295","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.239","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.186","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.142","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.95","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.35","versionType":"semver"},{"lessThanOrEqual":"6.15.*","status":"unaffected","version":"6.15.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.16","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.4.295","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.239","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.186","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.142","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.95","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.35","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.15.4","versionStartIncluding":"4.1","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.16","versionStartIncluding":"4.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().\n\nAs syzbot reported [0], mpls_route_input_rcu() can be called\nfrom mpls_getroute(), where is under RTNL.\n\nnet->mpls.platform_label is only updated under RTNL.\n\nLet's use rcu_dereference_rtnl() in mpls_route_input_rcu() to\nsilence the splat.\n\n[0]:\nWARNING: suspicious RCU usage\n6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 Not tainted\n ----------------------------\nnet/mpls/af_mpls.c:84 suspicious rcu_dereference_check() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n1 lock held by syz.2.4451/17730:\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x371/0xe90 net/core/rtnetlink.c:6961\n\nstack backtrace:\nCPU: 1 UID: 0 PID: 17730 Comm: syz.2.4451 Not tainted 6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120\n lockdep_rcu_suspicious+0x166/0x260 kernel/locking/lockdep.c:6865\n mpls_route_input_rcu+0x1d4/0x200 net/mpls/af_mpls.c:84\n mpls_getroute+0x621/0x1ea0 net/mpls/af_mpls.c:2381\n rtnetlink_rcv_msg+0x3c9/0xe90 net/core/rtnetlink.c:6964\n netlink_rcv_skb+0x16d/0x440 net/netlink/af_netlink.c:2534\n netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]\n netlink_unicast+0x53a/0x7f0 net/netlink/af_netlink.c:1339\n netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1883\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n ____sys_sendmsg+0xa98/0xc70 net/socket.c:2566\n ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620\n __sys_sendmmsg+0x200/0x420 net/socket.c:2709\n __do_sys_sendmmsg net/socket.c:2736 [inline]\n __se_sys_sendmmsg net/socket.c:2733 [inline]\n __x64_sys_sendmmsg+0x9c/0x100 net/socket.c:2733\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f0a2818e969\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 a8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f0a28f52038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133\nRAX: ffffffffffffffda RBX: 00007f0a283b5fa0 RCX: 00007f0a2818e969\nRDX: 0000000000000003 RSI: 0000200000000080 RDI: 0000000000000003\nRBP: 00007f0a28210ab1 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 00007f0a283b5fa0 R15: 00007ffce5e9f268\n </TASK>"}],"providerMetadata":{"dateUpdated":"2026-05-11T21:25:46.897Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/2919297b18e5a5fb7e643f9e32c12c0b17cce1be"},{"url":"https://git.kernel.org/stable/c/36af82f25fbdcd719eb947c15ea874bf80bcf229"},{"url":"https://git.kernel.org/stable/c/d8cd847fb8626872631cc22d44be5127b4ebfb74"},{"url":"https://git.kernel.org/stable/c/49b8a9d7d44401a186e20b1aaf591d2e62727aeb"},{"url":"https://git.kernel.org/stable/c/a060781640012d5d5105072f4c44ed6ad6830ef9"},{"url":"https://git.kernel.org/stable/c/517bc6836ee9fcffe2539f6f6aa3fdd9c7a7ae73"},{"url":"https://git.kernel.org/stable/c/f19cbd84e645e39bc3228e1191bb151ef0ffac8c"},{"url":"https://git.kernel.org/stable/c/6dbb0d97c5096072c78a6abffe393584e57ae945"}],"title":"mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-38324","datePublished":"2025-07-10T08:14:58.857Z","dateReserved":"2025-04-16T04:51:24.004Z","dateUpdated":"2026-11-05T21:02:33.331Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-07-10 09:15:26","lastModifiedDate":"2026-11-05 21:18:27","problem_types":["NVD-CWE-noinfo"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-11-05T20:54:38.465831Z","id":"CVE-2025-38324","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.4.295","matchCriteriaId":"8CD68655-5463-462E-9724-8B0B8313BE65"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.239","matchCriteriaId":"C3D14F4C-A21E-465D-A928-5CCE684E2B98"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.186","matchCriteriaId":"D96F2C0D-0D4A-4658-AD34-D8A626EA422D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.142","matchCriteriaId":"459B4E94-FE0E-434D-B782-95E3A5FFC6B1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.95","matchCriteriaId":"C5E01853-7048-4D78-9479-9AEE41AC8456"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.35","matchCriteriaId":"E569FD34-0076-4428-BE17-EECCF867611C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.15.4","matchCriteriaId":"DFD174C5-1AA2-4671-BDDC-1A9FCC753655"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:*","matchCriteriaId":"6D4894DB-CCFE-4602-B1BF-3960B2E19A01"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:*","matchCriteriaId":"09709862-E348-4378-8632-5A7813EDDC86"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","matchCriteriaId":"FA6FEEC2-9F11-4643-8827-749718254FED"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"38324","Ordinal":"1","Title":"mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().","CVE":"CVE-2025-38324","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"38324","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().\n\nAs syzbot reported [0], mpls_route_input_rcu() can be called\nfrom mpls_getroute(), where is under RTNL.\n\nnet->mpls.platform_label is only updated under RTNL.\n\nLet's use rcu_dereference_rtnl() in mpls_route_input_rcu() to\nsilence the splat.\n\n[0]:\nWARNING: suspicious RCU usage\n6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 Not tainted\n ----------------------------\nnet/mpls/af_mpls.c:84 suspicious rcu_dereference_check() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n1 lock held by syz.2.4451/17730:\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]\n #0: ffffffff9012a3e8 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x371/0xe90 net/core/rtnetlink.c:6961\n\nstack backtrace:\nCPU: 1 UID: 0 PID: 17730 Comm: syz.2.4451 Not tainted 6.15.0-rc7-syzkaller-00082-g5cdb2c77c4c3 #0 PREEMPT(full)\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120\n lockdep_rcu_suspicious+0x166/0x260 kernel/locking/lockdep.c:6865\n mpls_route_input_rcu+0x1d4/0x200 net/mpls/af_mpls.c:84\n mpls_getroute+0x621/0x1ea0 net/mpls/af_mpls.c:2381\n rtnetlink_rcv_msg+0x3c9/0xe90 net/core/rtnetlink.c:6964\n netlink_rcv_skb+0x16d/0x440 net/netlink/af_netlink.c:2534\n netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]\n netlink_unicast+0x53a/0x7f0 net/netlink/af_netlink.c:1339\n netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1883\n sock_sendmsg_nosec net/socket.c:712 [inline]\n __sock_sendmsg net/socket.c:727 [inline]\n ____sys_sendmsg+0xa98/0xc70 net/socket.c:2566\n ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620\n __sys_sendmmsg+0x200/0x420 net/socket.c:2709\n __do_sys_sendmmsg net/socket.c:2736 [inline]\n __se_sys_sendmmsg net/socket.c:2733 [inline]\n __x64_sys_sendmmsg+0x9c/0x100 net/socket.c:2733\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xcd/0x230 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f0a2818e969\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 a8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f0a28f52038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133\nRAX: ffffffffffffffda RBX: 00007f0a283b5fa0 RCX: 00007f0a2818e969\nRDX: 0000000000000003 RSI: 0000200000000080 RDI: 0000000000000003\nRBP: 00007f0a28210ab1 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 00007f0a283b5fa0 R15: 00007ffce5e9f268\n </TASK>","Type":"Description","Title":"mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu()."}]}}}