{"id":"DEBIAN-CVE-2024-36286","details":"In the Linux kernel, the following vulnerability has been resolved:  netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()  syzbot reported that nf_reinject() could be called without rcu_read_lock() :  WARNING: suspicious RCU usage 6.9.0-rc7-syzkaller-02060-g5c1672705a1a #0 Not tainted  net/netfilter/nfnetlink_queue.c:263 suspicious rcu_dereference_check() usage!  other info that might help us debug this:  rcu_scheduler_active = 2, debug_locks = 1 2 locks held by syz-executor.4/13427:   #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]   #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_do_batch kernel/rcu/tree.c:2190 [inline]   #0: ffffffff8e334f60 (rcu_callback){....}-{0:0}, at: rcu_core+0xa86/0x1830 kernel/rcu/tree.c:2471   #1: ffff88801ca92958 (&inst-\u003elock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline]   #1: ffff88801ca92958 (&inst-\u003elock){+.-.}-{2:2}, at: nfqnl_flush net/netfilter/nfnetlink_queue.c:405 [inline]   #1: ffff88801ca92958 (&inst-\u003elock){+.-.}-{2:2}, at: instance_destroy_rcu+0x30/0x220 net/netfilter/nfnetlink_queue.c:172  stack backtrace: CPU: 0 PID: 13427 Comm: syz-executor.4 Not tainted 6.9.0-rc7-syzkaller-02060-g5c1672705a1a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Call Trace:  \u003cIRQ\u003e   __dump_stack lib/dump_stack.c:88 [inline]   dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114   lockdep_rcu_suspicious+0x221/0x340 kernel/locking/lockdep.c:6712   nf_reinject net/netfilter/nfnetlink_queue.c:323 [inline]   nfqnl_reinject+0x6ec/0x1120 net/netfilter/nfnetlink_queue.c:397   nfqnl_flush net/netfilter/nfnetlink_queue.c:410 [inline]   instance_destroy_rcu+0x1ae/0x220 net/netfilter/nfnetlink_queue.c:172   rcu_do_batch kernel/rcu/tree.c:2196 [inline]   rcu_core+0xafd/0x1830 kernel/rcu/tree.c:2471   handle_softirqs+0x2d6/0x990 kernel/softirq.c:554   __do_softirq kernel/softirq.c:588 [inline]   invoke_softirq kernel/softirq.c:428 [inline]   __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637   irq_exit_rcu+0x9/0x30 kernel/softirq.c:649   instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]   sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043  \u003c/IRQ\u003e  \u003cTASK\u003e","modified":"2026-09-15T09:03:08.447573322Z","published":"2024-06-21T11:15:10.277Z","upstream":["CVE-2024-36286"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-36286"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.94-1"}]}],"versions":["6.1.27-1","6.1.37-1","6.1.38-1","6.1.38-2","6.1.38-2~bpo11+1","6.1.38-3","6.1.38-4","6.1.38-4~bpo11+1","6.1.52-1","6.1.55-1","6.1.55-1~bpo11+1","6.1.64-1","6.1.66-1","6.1.67-1","6.1.69-1","6.1.69-1~bpo11+1","6.1.76-1","6.1.76-1~bpo11+1","6.1.82-1","6.1.85-1","6.1.90-1","6.1.90-1~bpo11+1","6.1.94-1~bpo11+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-36286.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-36286.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-36286.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}