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CVE-2024-26862— packet: annotate data-races around ignore_outgoing

EPSS 0.01% · P3
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I. Basic Information for CVE-2024-26862

Vulnerability Information
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Vulnerability Title
packet: annotate data-races around ignore_outgoing
Source: NVD (National Vulnerability Database)
Vulnerability Description
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_iv_send_outstanding_bat_ogm_packet
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于允许通过ignore_outgoing 从 dev_queue_xmit_nit() 和 packet_getsockopt() 读取数据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux fa788d986a3aac5069378ed04697bd06f83d3488 ~ 84c510411e321caff3c07e6cd0f917f06633cfc0 -
LinuxLinux 4.20 -

II. Public POCs for CVE-2024-26862

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III. Intelligence Information for CVE-2024-26862

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Same Patch Batch · Linux · 2024-04-17 · 100 CVEs total

CVE-2024-26884bpf: Fix hashtab overflow check on 32-bit arches
CVE-2024-26878quota: Fix potential NULL pointer dereference
CVE-2024-26874drm/mediatek: Fix a null pointer crash in mtk_drm_crtc_finish_page_flip
CVE-2024-26873scsi: hisi_sas: Fix a deadlock issue related to automatic dump
CVE-2024-26872RDMA/srpt: Do not register event handler until srpt device is fully setup
CVE-2024-26871f2fs: fix NULL pointer dereference in f2fs_submit_page_write()
CVE-2024-26870NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102
CVE-2024-26875media: pvrusb2: fix uaf in pvr2_context_set_notify
CVE-2024-26882net: ip_tunnel: make sure to pull inner header in ip_tunnel_rcv()
CVE-2024-26883bpf: Fix stackmap overflow check on 32-bit arches
CVE-2024-26881net: hns3: fix kernel crash when 1588 is received on HIP08 devices
CVE-2024-26885bpf: Fix DEVMAP_HASH overflow check on 32-bit arches
CVE-2024-26886Bluetooth: af_bluetooth: Fix deadlock
CVE-2024-26887Bluetooth: btusb: Fix memory leak
CVE-2024-26888Bluetooth: msft: Fix memory leak
CVE-2024-26889Bluetooth: hci_core: Fix possible buffer overflow
CVE-2024-26890Bluetooth: btrtl: fix out of bounds memory access
CVE-2024-26891iommu/vt-d: Don't issue ATS Invalidation request when device is disconnected
CVE-2024-26892wifi: mt76: mt7921e: fix use-after-free in free_irq()
CVE-2024-26893firmware: arm_scmi: Fix double free in SMC transport cleanup path

Showing top 20 of 100 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-26862

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