{"id":"CVE-2024-36286","revision":"c8d154f6796245029a3b524a68cc8f03","records":[{"revision":"c8d154f6796245029a3b524a68cc8f03","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-36286","aliases":[],"title":"netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()\n\nsyzbot reported that nf_reinject() could be called without rcu_read_lock() :\n\nWARNING: suspicious RCU usage\n6.9.0-rc7-syzkaller-02060-g5c1672705a1a #0 Not tainted\n\nnet/netfilter/nfnetlink_queue.c:263 suspicious rcu_dereference_check() usage!\n\nother info that might help us debug this:\n\nrcu_scheduler_active = 2, debug_locks = 1\n2 locks held by syz-executor.4/13427:\n  #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]\n  #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_do_batch kernel/rcu/tree.c:2190 [inline]\n  #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_core+0xa86/0x1830 kernel/rcu/tree.c:2471\n  #1: ffff88801ca92958 (&inst->lock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline]\n  #1: ffff88801ca92958 (&inst->lock){+.-.}-{2:2}, at: nfqnl_flush net/netfilter/nfnetlink_queue.c:405 [inline]\n  #1: ffff88801ca92958 (&inst->lock){+.-.}-{2:2}, at: instance_destroy_rcu+0x30/0x220 net/netfilter/nfnetlink_queue.c:172\n\nstack backtrace:\nCPU: 0 PID: 13427 Comm: syz-executor.4 Not tainted 6.9.0-rc7-syzkaller-02060-g5c1672705a1a #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024\nCall Trace:\n <IRQ>\n  __dump_stack lib/dump_stack.c:88 [inline]\n  dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114\n  lockdep_rcu_suspicious+0x221/0x340 kernel/locking/lockdep.c:6712\n  nf_reinject net/netfilter/nfnetlink_queue.c:323 [inline]\n  nfqnl_reinject+0x6ec/0x1120 net/netfilter/nfnetlink_queue.c:397\n  nfqnl_flush net/netfilter/nfnetlink_queue.c:410 [inline]\n  instance_destroy_rcu+0x1ae/0x220 net/netfilter/nfnetlink_queue.c:172\n  rcu_do_batch kernel/rcu/tree.c:2196 [inline]\n  rcu_core+0xafd/0x1830 kernel/rcu/tree.c:2471\n  handle_softirqs+0x2d6/0x990 kernel/softirq.c:554\n  __do_softirq kernel/softirq.c:588 [inline]\n  invoke_softirq kernel/softirq.c:428 [inline]\n  __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637\n  irq_exit_rcu+0x9/0x30 kernel/softirq.c:649\n  instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]\n  sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043\n </IRQ>\n <TASK>","state":0,"publishedAt":"2024-06-21T10:18:08.364+00:00","modifiedAt":"2026-10-15T00:42:18.936+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/netfilter/nfnetlink_queue.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"8658bd777cbfcb0c13df23d0ea120e70517761b9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"3989b817857f4890fab9379221a9d3f52bf5c256\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"e01065b339e323b3dfa1be217fd89e9b3208b0ab\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"25ea5377e3d2921a0f96ae2551f5ab1b36825dd4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"68f40354a3851df46c27be96b84f11ae193e36c5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"8f365564af898819a523f1a8cf5c6ce053e9f718\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"215df6490e208bfdd5b3012f5075e7f8736f3e7a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9872bec773c2e8503fec480c1e8a0c732517e257\",\n                            \"lessThan\": \"dc21c6cc3d6986d938efbf95de62473982c98dec\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/netfilter/nfnetlink_queue.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.25\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.25\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.19.316\",\n                            \"lessThanOrEqual\": \"4.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.278\",\n                            \"lessThanOrEqual\": \"5.4.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.219\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.161\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.93\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.33\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.9.4\",\n                            \"lessThanOrEqual\": \"6.9.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.10\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/8658bd777cbfcb0c13df23d0ea120e70517761b9","https://git.kernel.org/stable/c/3989b817857f4890fab9379221a9d3f52bf5c256","https://git.kernel.org/stable/c/e01065b339e323b3dfa1be217fd89e9b3208b0ab","https://git.kernel.org/stable/c/25ea5377e3d2921a0f96ae2551f5ab1b36825dd4","https://git.kernel.org/stable/c/68f40354a3851df46c27be96b84f11ae193e36c5","https://git.kernel.org/stable/c/8f365564af898819a523f1a8cf5c6ce053e9f718","https://git.kernel.org/stable/c/215df6490e208bfdd5b3012f5075e7f8736f3e7a","https://git.kernel.org/stable/c/dc21c6cc3d6986d938efbf95de62473982c98dec"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-36286","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-36286","identifiers":["CVE-2024-36286"]},"retained":false,"historicalAffected":[]}],"coverage":[]}