cbcvebase.
CVE-2024-36286
published 2024-06-21

CVE-2024-36286: In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu() syzbot…

PriorityP421medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.27%
18.7th percentile
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->lock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline] #1: ffff88801ca92958 (&inst->lock){+.-.}-{2:2}, at: nfqnl_flush net/netfilter/nfnetlink_queue.c:405 [inline] #1: ffff88801ca92958 (&inst->lock){+.-.}-{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: __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_

Affected

25 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.94-1 (bookworm)linux 6.1.94-1 (bookworm)
linuxlinux
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 8658bd777cbfcb0c13df23d0ea120e70517761b98658bd777cbfcb0c13df23d0ea120e70517761b9
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 3989b817857f4890fab9379221a9d3f52bf5c2563989b817857f4890fab9379221a9d3f52bf5c256
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < e01065b339e323b3dfa1be217fd89e9b3208b0abe01065b339e323b3dfa1be217fd89e9b3208b0ab
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 25ea5377e3d2921a0f96ae2551f5ab1b36825dd425ea5377e3d2921a0f96ae2551f5ab1b36825dd4
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 68f40354a3851df46c27be96b84f11ae193e36c568f40354a3851df46c27be96b84f11ae193e36c5
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 8f365564af898819a523f1a8cf5c6ce053e9f7188f365564af898819a523f1a8cf5c6ce053e9f718
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < 215df6490e208bfdd5b3012f5075e7f8736f3e7a215df6490e208bfdd5b3012f5075e7f8736f3e7a
linuxlinux>= 9872bec773c2e8503fec480c1e8a0c732517e257 < dc21c6cc3d6986d938efbf95de62473982c98decdc21c6cc3d6986d938efbf95de62473982c98dec
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.221-15.10.221-1
linuxlinux_kernel>= 0 < 6.1.94-16.1.94-1
linuxlinux_kernel>= 0 < 6.9.7-16.9.7-1
linuxlinux_kernel>= 0 < 6.9.7-16.9.7-1
linuxlinux_kernel>= 0 < 5.4.0-192.2125.4.0-192.212
linuxlinux_kernel>= 0 < 5.15.0-121.1315.15.0-121.131
linuxlinux_kernel>= 0 < 6.8.0-44.446.8.0-44.44
linuxlinux_kernel>= 2.6.25 < 4.19.3164.19.316
linuxlinux_kernel>= 4.20 < 5.4.2785.4.278
linuxlinux_kernel>= 5.11 < 5.15.1615.15.161
linuxlinux_kernel>= 5.16 < 6.1.936.1.93
linuxlinux_kernel>= 5.5 < 5.10.2195.10.219
linuxlinux_kernel>= 6.2 < 6.6.336.6.33
linuxlinux_kernel>= 6.7 < 6.9.46.9.4

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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