{"id":"CVE-2024-36286","title":"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: su…","summary":"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: su…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 2.6.25, < 4.19.316","linux_kernel >= 4.20, < 5.4.278","linux_kernel >= 5.5, < 5.10.219","linux_kernel >= 5.11, < 5.15.161","linux_kernel >= 5.16, < 6.1.93","linux_kernel >= 6.2, < 6.6.33","linux_kernel >= 6.7, < 6.9.4","linux_kernel = 6.10"],"patched":["linux_kernel 6.9.4"],"published":"2024-06-21","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:22.310","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-36286","references":[{"url":"https://git.kernel.org/stable/c/215df6490e208bfdd5b3012f5075e7f8736f3e7a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/25ea5377e3d2921a0f96ae2551f5ab1b36825dd4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/3989b817857f4890fab9379221a9d3f52bf5c256","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/68f40354a3851df46c27be96b84f11ae193e36c5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8658bd777cbfcb0c13df23d0ea120e70517761b9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8f365564af898819a523f1a8cf5c6ce053e9f718","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/dc21c6cc3d6986d938efbf95de62473982c98dec","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e01065b339e323b3dfa1be217fd89e9b3208b0ab","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/215df6490e208bfdd5b3012f5075e7f8736f3e7a","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/25ea5377e3d2921a0f96ae2551f5ab1b36825dd4","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/3989b817857f4890fab9379221a9d3f52bf5c256","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/68f40354a3851df46c27be96b84f11ae193e36c5","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/8658bd777cbfcb0c13df23d0ea120e70517761b9","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/8f365564af898819a523f1a8cf5c6ce053e9f718","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/dc21c6cc3d6986d938efbf95de62473982c98dec","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/e01065b339e323b3dfa1be217fd89e9b3208b0ab","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-613116.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00277,"epssPercentile":0.20015,"ingestedAt":"2026-10-15T03:30:12.711Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T17:09:34.720987Z"},"slug":"CVE-2024-36286","body":"## Overview\n\nIn 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>\n\n## Affected\n\n- `linux_kernel >= 2.6.25, < 4.19.316`\n- `linux_kernel >= 4.20, < 5.4.278`\n- `linux_kernel >= 5.5, < 5.10.219`\n- `linux_kernel >= 5.11, < 5.15.161`\n- `linux_kernel >= 5.16, < 6.1.93`\n- `linux_kernel >= 6.2, < 6.6.33`\n- `linux_kernel >= 6.7, < 6.9.4`\n- `linux_kernel = 6.10`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.4`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}