cbcvebase.
CVE-2024-26862
published 2024-04-17

CVE-2024-26862: In the Linux kernel, the following vulnerability has been resolved: packet: annotate data-races around ignore_outgoing ignore_outgoing is read locklessly from…

PriorityP418medium4.7CVSS 3.1
AVLACHPRLUINSUCNINAH
EPSS
0.21%
11.1th percentile
In the Linux kernel, the following vulnerability has been resolved: packet: annotate data-races around ignore_outgoing ignore_outgoing is read locklessly from dev_queue_xmit_nit() and packet_getsockopt() Add appropriate READ_ONCE()/WRITE_ONCE() annotations. syzbot reported: BUG: KCSAN: data-race in dev_queue_xmit_nit / packet_setsockopt write to 0xffff888107804542 of 1 bytes by task 22618 on cpu 0: packet_setsockopt+0xd83/0xfd0 net/packet/af_packet.c:4003 do_sock_setsockopt net/socket.c:2311 [inline] __sys_setsockopt+0x1d8/0x250 net/socket.c:2334 __do_sys_setsockopt net/socket.c:2343 [inline] __se_sys_setsockopt net/socket.c:2340 [inline] __x64_sys_setsockopt+0x66/0x80 net/socket.c:2340 do_syscall_64+0xd3/0x1d0 entry_SYSCALL_64_after_hwframe+0x6d/0x75 read to 0xffff888107804542 of 1 bytes by task 27 on cpu 1: dev_queue_xmit_nit+0x82/0x620 net/core/dev.c:2248 xmit_one net/core/dev.c:3527 [inline] dev_hard_start_xmit+0xcc/0x3f0 net/core/dev.c:3547 __dev_queue_xmit+0xf24/0x1dd0 net/core/dev.c:4335 dev_queue_xmit include/linux/netdevice.h:3091 [inline] batadv_send_skb_packet+0x264/0x300 net/batman-adv/send.c:108 batadv_send_broadcast_skb+0x24/0x30 net/batman-adv/send.c:127 batadv_iv_ogm_send_to_if net/batman-adv/bat_iv_ogm.c:392 [inline] batadv_iv_ogm_emit net/batman-adv/bat_iv_ogm.c:420 [inline] batadv_iv_send_outstanding_bat_ogm_packet+0x3f0/0x4b0 net/batman-adv/bat_iv_ogm.c:1700 process_one_work kernel/workqueue.c:3254 [inline] process_scheduled_works+0x465/0x990 kernel/workqueue.c:3335 worker_thread+0x526/0x730 kernel/workqueue.c:3416 kthread+0x1d1/0x210 kernel/kthread.c:388 ret_from_fork+0x4b/0x60 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243 value changed: 0x00 -> 0x01 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 27 Comm: kworker/u8:1 Tainted: G W 6.8.0-syzkaller-08073-g480e035fc4c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 Workqueue: bat_events batadv

Affected

25 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debianlinux< linux 6.1.85-1 (bookworm)linux 6.1.85-1 (bookworm)
linuxlinux
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < 84c510411e321caff3c07e6cd0f917f06633cfc084c510411e321caff3c07e6cd0f917f06633cfc0
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < 68e84120319d4fc298fcdb14cf0bea6a0f64ffbd68e84120319d4fc298fcdb14cf0bea6a0f64ffbd
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < d35b62c224e70797f8a1c37fe9bc4b3e294b7560d35b62c224e70797f8a1c37fe9bc4b3e294b7560
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < ef7eed7e11d23337310ecc2c014ecaeea52719c5ef7eed7e11d23337310ecc2c014ecaeea52719c5
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < 2c02c5059c78a52d170bdee4a369b470de6deb372c02c5059c78a52d170bdee4a369b470de6deb37
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < ee413f30ec4fe94a0bdf32c8f042cb06fa913234ee413f30ec4fe94a0bdf32c8f042cb06fa913234
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < 8b1e273c6afcf00d3c40a54ada7d6aac1b503b978b1e273c6afcf00d3c40a54ada7d6aac1b503b97
linuxlinux>= fa788d986a3aac5069378ed04697bd06f83d3488 < 6ebfad33161afacb3e1e59ed1c2feefef70f9f976ebfad33161afacb3e1e59ed1c2feefef70f9f97
linuxlinux_kernel>= 0 < 5.10.216-15.10.216-1
linuxlinux_kernel>= 0 < 6.1.85-16.1.85-1
linuxlinux_kernel>= 0 < 6.7.12-16.7.12-1
linuxlinux_kernel>= 0 < 6.7.12-16.7.12-1
linuxlinux_kernel>= 0 < 5.4.0-189.2095.4.0-189.209
linuxlinux_kernel>= 0 < 5.15.0-112.1225.15.0-112.122
linuxlinux_kernel>= 0 < 6.8.0-35.356.8.0-35.35
linuxlinux_kernel>= 4.20 < 5.4.2735.4.273
linuxlinux_kernel>= 5.11 < 5.15.1535.15.153
linuxlinux_kernel>= 5.16 < 6.1.836.1.83
linuxlinux_kernel>= 5.5 < 5.10.2145.10.214
linuxlinux_kernel>= 6.2 < 6.6.236.6.23
linuxlinux_kernel>= 6.7 < 6.7.116.7.11
linuxlinux_kernel>= 6.8 < 6.8.26.8.2

CVSS provenance

nvdv3.14.7MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
osv7.0HIGH
vendor_ubuntu7.0HIGH
vendor_debian4.7MEDIUM
vendor_redhat4.7MEDIUM
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