Upstream information
Description
In the Linux kernel, the following vulnerability has been resolved:net/tunnel: wait until all sk_user_data reader finish before releasing the sock
There is a race condition in vxlan that when deleting a vxlan device
during receiving packets, there is a possibility that the sock is
released after getting vxlan_sock vs from sk_user_data. Then in
later vxlan_ecn_decapsulate(), vxlan_get_sk_family() we will got
NULL pointer dereference. e.g.
#0 [ffffa25ec6978a38] machine_kexec at ffffffff8c669757
#1 [ffffa25ec6978a90] __crash_kexec at ffffffff8c7c0a4d
#2 [ffffa25ec6978b58] crash_kexec at ffffffff8c7c1c48
#3 [ffffa25ec6978b60] oops_end at ffffffff8c627f2b
#4 [ffffa25ec6978b80] page_fault_oops at ffffffff8c678fcb
#5 [ffffa25ec6978bd8] exc_page_fault at ffffffff8d109542
#6 [ffffa25ec6978c00] asm_exc_page_fault at ffffffff8d200b62
[exception RIP: vxlan_ecn_decapsulate+0x3b]
RIP: ffffffffc1014e7b RSP: ffffa25ec6978cb0 RFLAGS: 00010246
RAX: 0000000000000008 RBX: ffff8aa000888000 RCX: 0000000000000000
RDX: 000000000000000e RSI: ffff8a9fc7ab803e RDI: ffff8a9fd1168700
RBP: ffff8a9fc7ab803e R8: 0000000000700000 R9: 00000000000010ae
R10: ffff8a9fcb748980 R11: 0000000000000000 R12: ffff8a9fd1168700
R13: ffff8aa000888000 R14: 00000000002a0000 R15: 00000000000010ae
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#7 [ffffa25ec6978ce8] vxlan_rcv at ffffffffc10189cd [vxlan]
#8 [ffffa25ec6978d90] udp_queue_rcv_one_skb at ffffffff8cfb6507
#9 [ffffa25ec6978dc0] udp_unicast_rcv_skb at ffffffff8cfb6e45
#10 [ffffa25ec6978dc8] __udp4_lib_rcv at ffffffff8cfb8807
#11 [ffffa25ec6978e20] ip_protocol_deliver_rcu at ffffffff8cf76951
#12 [ffffa25ec6978e48] ip_local_deliver at ffffffff8cf76bde
#13 [ffffa25ec6978ea0] __netif_receive_skb_one_core at ffffffff8cecde9b
#14 [ffffa25ec6978ec8] process_backlog at ffffffff8cece139
#15 [ffffa25ec6978f00] __napi_poll at ffffffff8ceced1a
#16 [ffffa25ec6978f28] net_rx_action at ffffffff8cecf1f3
#17 [ffffa25ec6978fa0] __softirqentry_text_start at ffffffff8d4000ca
#18 [ffffa25ec6978ff0] do_softirq at ffffffff8c6fbdc3
Reproducer: https://github.com/Mellanox/ovs-tests/blob/master/test-ovs-vxlan-remove-tunnel-during-traffic.sh
Fix this by waiting for all sk_user_data reader to finish before
releasing the sock.
SUSE information
Overall state of this security issue: New
This issue is currently rated as having not set severity.
Note from the SUSE Security Team on the kernel-default package
SUSE will no longer fix all CVEs in the Linux Kernel anymore, but declare some bug classes as won't fix. Please refer to TID 21496 for more details. No SUSE Bugzilla entries cross referenced. No SUSE Security Announcements cross referenced.Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.
Product(s) | Source package | State |
---|---|---|
Products under general support and receiving all security fixes. | ||
SUSE Linux Enterprise Desktop 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Desktop 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Desktop 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise High Availability Extension 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise High Availability Extension 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP6 | kernel-source-azure | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP7 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Live Patching 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Live Patching 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.1 | kernel-default | Analysis |
SUSE Linux Enterprise Micro 5.1 | kernel-rt | Analysis |
SUSE Linux Enterprise Micro 5.1 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.1 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Micro 5.2 | kernel-default | Analysis |
SUSE Linux Enterprise Micro 5.2 | kernel-rt | Analysis |
SUSE Linux Enterprise Micro 5.2 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.2 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Micro 5.3 | kernel-default | Analysis |
SUSE Linux Enterprise Micro 5.3 | kernel-rt | Analysis |
SUSE Linux Enterprise Micro 5.3 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.3 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Micro 5.4 | kernel-default | Analysis |
SUSE Linux Enterprise Micro 5.4 | kernel-rt | Analysis |
SUSE Linux Enterprise Micro 5.4 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.4 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Micro 5.5 | kernel-default | Analysis |
SUSE Linux Enterprise Micro 5.5 | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.5 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Legacy 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Legacy 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Legacy 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Legacy 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Public Cloud 15 SP6 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Module for Public Cloud 15 SP7 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Real Time 15 SP6 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Real Time 15 SP7 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Server 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP6 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP7 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server 16.0 | kernel-default | Analysis |
SUSE Linux Enterprise Server 16.0 | kernel-source | Analysis |
SUSE Linux Enterprise Server 16.0 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP6 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP7 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP7 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Server for SAP Applications 16.0 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 16.0 | kernel-source-azure | Analysis |
SUSE Linux Enterprise Workstation Extension 15 SP6 | kernel-default | Analysis |
SUSE Linux Enterprise Workstation Extension 15 SP6 | kernel-source | Analysis |
SUSE Linux Enterprise Workstation Extension 15 SP7 | kernel-default | Analysis |
SUSE Linux Enterprise Workstation Extension 15 SP7 | kernel-source | Analysis |
SUSE Linux Micro 6.0 | kernel-default | Analysis |
SUSE Linux Micro 6.0 | kernel-source | Analysis |
SUSE Linux Micro 6.0 | kernel-source-rt | Analysis |
SUSE Linux Micro 6.1 | kernel-default | Analysis |
SUSE Linux Micro 6.1 | kernel-source | Analysis |
SUSE Linux Micro 6.1 | kernel-source-rt | Analysis |
SUSE Linux Micro 6.2 | kernel-source | Analysis |
SUSE Real Time Module 15 SP6 | kernel-source-rt | Analysis |
SUSE Real Time Module 15 SP7 | kernel-source-rt | Analysis |
openSUSE Leap 15.6 | kernel-default | Analysis |
openSUSE Leap 15.6 | kernel-source | Analysis |
openSUSE Leap 15.6 | kernel-source-azure | Analysis |
openSUSE Leap 15.6 | kernel-source-rt | Analysis |
Products under Long Term Service Pack support and receiving important and critical security fixes. | ||
SUSE Linux Enterprise High Performance Computing 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Live Patching 12 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 12 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Live Patching 15 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Live Patching 15 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Live Patching 15 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise Live Patching 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE | kernel-default | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP5-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP5-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP3-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP3-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP4-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP4-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP5-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP5-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | kernel-source | Analysis |
SUSE Manager Proxy 4.3 | kernel-source | Analysis |
SUSE Manager Proxy LTS 4.3 | kernel-default | Analysis |
SUSE Manager Proxy LTS 4.3 | kernel-source | Analysis |
SUSE Manager Retail Branch Server 4.3 | kernel-source | Analysis |
SUSE Manager Retail Branch Server LTS 4.3 | kernel-default | Analysis |
SUSE Manager Retail Branch Server LTS 4.3 | kernel-source | Analysis |
SUSE Manager Server 4.3 | kernel-source | Analysis |
SUSE Manager Server LTS 4.3 | kernel-default | Analysis |
SUSE Manager Server LTS 4.3 | kernel-source | Analysis |
Products past their end of life and not receiving proactive updates anymore. | ||
SUSE CaaS Platform 4.0 | kernel-source | Analysis |
SUSE Enterprise Storage 6 | kernel-source | Analysis |
SUSE Enterprise Storage 7 | kernel-source | Analysis |
SUSE Enterprise Storage 7.1 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 11 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Desktop 15 SP5 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise High Performance Computing 15-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Micro 5.0 | kernel-default | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Basesystem 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Module for Development Tools 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT | kernel-source | Analysis |
SUSE Linux Enterprise Real Time 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Real Time 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Real Time 15 SP3 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Real Time 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Real Time 15 SP4 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Real Time 15 SP5 | kernel-source-rt | Analysis |
SUSE Linux Enterprise Server 11 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 11 SP4 LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 11 SP4-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2-BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP2-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP2-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4-ESPOS | kernel-source | Analysis |
SUSE Linux Enterprise Server 12 SP4-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 12 SP4-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1-BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP1-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP1-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP2-BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP2-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15 SP2-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server 15 SP3-BCL | kernel-source | Analysis |
SUSE Linux Enterprise Server 15-LTSS | kernel-default | Analysis |
SUSE Linux Enterprise Server 15-LTSS | kernel-source | Analysis |
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 12 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP1 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP2 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP3 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP3 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP4 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP4 | kernel-source | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP5 | kernel-default | Analysis |
SUSE Linux Enterprise Server for SAP Applications 15 SP5 | kernel-source | Analysis |
SUSE Manager Proxy 4.0 | kernel-source | Analysis |
SUSE Manager Proxy 4.1 | kernel-source | Analysis |
SUSE Manager Proxy 4.2 | kernel-source | Analysis |
SUSE Manager Retail Branch Server 4.0 | kernel-source | Analysis |
SUSE Manager Retail Branch Server 4.1 | kernel-source | Analysis |
SUSE Manager Retail Branch Server 4.2 | kernel-source | Analysis |
SUSE Manager Server 4.0 | kernel-source | Analysis |
SUSE Manager Server 4.1 | kernel-source | Analysis |
SUSE Manager Server 4.2 | kernel-source | Analysis |
SUSE OpenStack Cloud 7 | kernel-source | Analysis |
SUSE OpenStack Cloud 9 | kernel-source | Analysis |
SUSE OpenStack Cloud Crowbar 9 | kernel-source | Analysis |
SUSE Real Time Module 15 SP3 | kernel-source-rt | Analysis |
SUSE Real Time Module 15 SP4 | kernel-source-rt | Analysis |
SUSE Real Time Module 15 SP5 | kernel-source-rt | Analysis |
openSUSE Leap 15.3 | kernel-source | Analysis |
openSUSE Leap 15.3 | kernel-source-rt | Analysis |
openSUSE Leap 15.4 | kernel-source | Analysis |
openSUSE Leap 15.4 | kernel-source-rt | Analysis |
openSUSE Leap 15.5 | kernel-source | Analysis |
openSUSE Leap 15.5 | kernel-source-rt | Analysis |
SUSE Timeline for this CVE
CVE page created: Thu Sep 18 20:02:03 2025CVE page last modified: Thu Sep 18 22:05:38 2025