In the Linux kernel, the following vulnerability has been resolved:
vxlan: check vxlan_vnigroup_init() return value
vxlan_init() must check vxlan_vnigroup_init() success otherwise a crash happens later, spotted by syzbot.
Oops: general protection fault, probably for non-canonical address 0xdffffc000000002c: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000160-0x0000000000000167] CPU: 0 UID: 0 PID: 7313 Comm: syz-executor147 Not tainted 6.14.0-rc1-syzkaller-00276-g69b54314c975 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:vxlan_vnigroup_uninit+0x89/0x500 drivers/net/vxlan/vxlan_vnifilter.c:912 Code: 00 48 8b 44 24 08 4c 8b b0 98 41 00 00 49 8d 86 60 01 00 00 48 89 c2 48 89 44 24 10 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 4d 04 00 00 49 8b 86 60 01 00 00 48 ba 00 00 00 RSP: 0018:ffffc9000cc1eea8 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff8672effb RDX: 000000000000002c RSI: ffffffff8672ecb9 RDI: ffff8880461b4f18 RBP: ffff8880461b4ef4 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000020000 R13: ffff8880461b0d80 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fecfa95d6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fecfa95cfb8 CR3: 000000004472c000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> vxlan_uninit+0x1ab/0x200 drivers/net/vxlan/vxlan_core.c:2942 unregister_netdevice_many_notify+0x12d6/0x1f30 net/core/dev.c:11824 unregister_netdevice_many net/core/dev.c:11866 [inline] unregister_netdevice_queue+0x307/0x3f0 net/core/dev.c:11736 register_netdevice+0x1829/0x1eb0 net/core/dev.c:10901 __vxlan_dev_create+0x7c6/0xa30 drivers/net/vxlan/vxlan_core.c:3981 vxlan_newlink+0xd1/0x130 drivers/net/vxlan/vxlan_core.c:4407 rtnl_newlink_create net/core/rtnetlink.c:3795 [inline] __rtnl_newlink net/core/rtnetlink.c:3906 [inline]
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-zfcpdump-coreUpgrade kernel-uki-virt-addonsUpgrade kernel-debug-modules-coreUpgrade kernel-cross-headersUpgrade kernel-64k-modules-coreUpgrade kernel-debug-uki-virtUpgrade rtlaUpgrade kernel-headersUpgrade kernel-rt-64k-modulesUpgrade kernel-64k-develUpgrade python3-perfUpgrade kernel-64kUpgrade kernel-64k-coreUpgrade kernel-devel-matchedUpgrade kernel-rt-64k-debug-modulesUpgrade kernel-abi-stablelistsUpgrade kernel-rt-debug-modulesUpgrade kernel-64k-debug-coreUpgrade kernel-modules-coreUpgrade kernel-rt-64k-debugUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-64k-modulesUpgrade kernel-debugUpgrade kernel-debug-devel-matchedUpgrade kernel-debug-modulesUpgrade kernel-rt-debug-develUpgrade kernel-rt-64k-modules-coreUpgrade kernel-rt-64k-modules-extraUpgrade kernel-debug-modules-extraUpgrade kernel-debug-coreUpgrade kernel-debug-develUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-zfcpdump-develUpgrade kernel-64k-debug-modules-extraUpgrade libperfUpgrade kernel-coreUpgrade kernelUpgrade kernel-modulesUpgrade kernel-rt-coreUpgrade kernel-rt-64k-debug-modules-coreUpgrade kernel-64k-devel-matchedUpgrade kernel-modules-extraUpgrade kernel-rt-modulesUpgrade kernel-rt-develUpgrade rvUpgrade kernel-rtUpgrade kernel-rt-64k-debug-develUpgrade kernel-rt-modules-coreUpgrade kernel-tools-libs-develUpgrade kernel-docUpgrade kernel-zfcpdumpUpgrade kernel-rt-debug-modules-coreUpgrade kernel-64k-debug-develUpgrade kernel-rt-64k-develUpgrade kernel-64k-debug-modulesUpgrade kernel-rt-debug-modules-extraUpgrade kernel-tools-libsUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-64k-debugUpgrade kernel-rt-64k-debug-coreUpgrade kernel-zfcpdump-modulesUpgrade kernel-64k-debug-modules-coreUpgrade perfUpgrade kernel-develUpgrade kernel-rt-debug-coreUpgrade kernel-rt-debugUpgrade kernel-toolsUpgrade kernel-64k-modules-extraUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-uki-virtUpgrade kernel-rt-64kUpgrade kernel-rt-64k-core | Nov 20, 2025 | Nov 11, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-modules-extra-commonUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade bpftoolUpgrade perfUpgrade kernel-libbpf-staticUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-develUpgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel-tools-debuginfoUpgrade kernel-libbpfUpgrade kernelUpgrade python3-perf-debuginfoUpgrade perf-debuginfoUpgrade kernel-libbpf-develUpgrade python3-perfUpgrade kernel-modules-extraUpgrade kernel-livepatch-6.1.129-138.220 | Jun 11, 2025 | Feb 27, 2025 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Mar 17, 2025 | Feb 27, 2025 |
| Oracle_linux | — | Upgrade kernel | Nov 28, 2025 | Feb 27, 2025 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Jul 9, 2025 | Feb 27, 2025 |
| Rocky_linux | — | Upgrade perf-debuginfoUpgrade perfUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-s390xUpgrade kernel-rt-modulesUpgrade kernel-uki-virtUpgrade kernel-rt-debuginfoUpgrade libperfUpgrade kernel-uki-virt-addonsUpgrade kernel-modules-extraUpgrade kernel-devel-matchedUpgrade kernel-modulesUpgrade kernel-rt-debug-develUpgrade kernel-zfcpdump-modulesUpgrade kernel-debug-debuginfoUpgrade kernel-debug-modules-coreUpgrade kernel-rt-debug-modules-extraUpgrade kernel-toolsUpgrade kernel-modules-extra-matchedUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-rtUpgrade kernel-rt-debug-modulesUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debug-modules-extraUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-zfcpdumpUpgrade rvUpgrade kernel-coreUpgrade kernel-debug-coreUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-modules-coreUpgrade kernel-debugUpgrade kernelUpgrade rtlaUpgrade kernel-debug-develUpgrade kernel-zfcpdump-develUpgrade kernel-rt-debug-debuginfoUpgrade kernel-rt-debugUpgrade libperf-debuginfoUpgrade kernel-tools-libs-develUpgrade kernel-debuginfo-common-x86_64Upgrade python3-perfUpgrade kernel-rt-coreUpgrade kernel-develUpgrade kernel-debug-uki-virtUpgrade kernel-rt-develUpgrade kernel-modules-coreUpgrade python3-perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-tools-libsUpgrade kernel-rt-modules-extraUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-debug-coreUpgrade kernel-debug-modules | Feb 5, 2026 | Nov 21, 2025 |
| Suse | — | Upgrade reiserfs-kmp-azureUpgrade dtb-allwinnerUpgrade ocfs2-kmp-defaultUpgrade kernel-rtUpgrade kernel-default-base-rebuildUpgrade kernel-64kb-extraUpgrade kernel-syms-rtUpgrade kernel-rt-develUpgrade kernel-source-rtUpgrade kernel-defaultUpgrade kernel-docsUpgrade kernel-rt-extraUpgrade dtb-sprdUpgrade kselftests-kmp-azureUpgrade kernel-azure-develUpgrade dtb-nvidiaUpgrade kernel-rt-vdsoUpgrade kernel-source-vanillaUpgrade dtb-caviumUpgrade dlm-kmp-azureUpgrade dtb-qcomUpgrade dtb-rockchipUpgrade kernel-default-vdsoUpgrade gfs2-kmp-defaultUpgrade kernel-debug-vdsoUpgrade kernel-obs-buildUpgrade dtb-armUpgrade kselftests-kmp-rtUpgrade kernel-kvmsmall-vdsoUpgrade kselftests-kmp-defaultUpgrade kernel-azure-vdsoUpgrade kernel-rt-optionalUpgrade dlm-kmp-rtUpgrade kernel-rt-livepatch-develUpgrade dlm-kmp-defaultUpgrade kernel-rt_debug-develUpgrade cluster-md-kmp-64kbUpgrade gfs2-kmp-azureUpgrade kernel-default-baseUpgrade kernel-azureUpgrade kernel-kvmsmall-develUpgrade kernel-macrosUpgrade kernel-azure-extraUpgrade kernel-debug-develUpgrade kernel-default-optionalUpgrade kernel-devel-rtUpgrade dtb-mediatekUpgrade dtb-amazonUpgrade ocfs2-kmp-rtUpgrade kernel-64kb-optionalUpgrade ocfs2-kmp-azureUpgrade kernel-obs-qaUpgrade kernel-64kb-develUpgrade dtb-freescaleUpgrade dtb-amdUpgrade reiserfs-kmp-rtUpgrade ocfs2-kmp-64kbUpgrade kernel-default-livepatchUpgrade kernel-zfcpdumpUpgrade dlm-kmp-64kbUpgrade cluster-md-kmp-rtUpgrade kernel-develUpgrade kernel-debugUpgrade dtb-socionextUpgrade dtb-hisiliconUpgrade dtb-exynosUpgrade dtb-amlogicUpgrade kernel-sourceUpgrade kernel-docs-htmlUpgrade kernel-64kbUpgrade reiserfs-kmp-defaultUpgrade reiserfs-kmp-64kbUpgrade kernel-kvmsmallUpgrade kernel-rt_debug-vdsoUpgrade kernel-rt_debugUpgrade dtb-lgUpgrade dtb-apmUpgrade cluster-md-kmp-defaultUpgrade kernel-default-livepatch-develUpgrade gfs2-kmp-64kbUpgrade dtb-broadcomUpgrade dtb-alteraUpgrade kernel-azure-optionalUpgrade gfs2-kmp-rtUpgrade dtb-marvellUpgrade kselftests-kmp-64kbUpgrade kernel-syms-azureUpgrade kernel-source-azureUpgrade kernel-default-extraUpgrade kernel-default-develUpgrade dtb-renesasUpgrade dtb-appleUpgrade cluster-md-kmp-azureUpgrade kernel-devel-azureUpgrade kernel-symsUpgrade dtb-xilinx | Mar 13, 2025 | Feb 27, 2025 |
| Ubuntu | — | Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-oracleUpgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-78-generic-64kUpgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.0-78-lowlatencyUpgrade linux-image-6.8.0-1035-aws-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.11.0-1015-gcpUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-oem-24.04bUpgrade linux-image-6.11.0-26-generic-64kUpgrade linux-image-kvmUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.11.0-1015-azureUpgrade linux-image-virtualUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-gkeop-6.8Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-generic-lpaeUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.11.0-1014-awsUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-1035-awsUpgrade linux-image-6.8.0-78-genericUpgrade linux-image-realtimeUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-6.11.0-1014-lowlatencyUpgrade linux-image-6.8.0-1035-raspiUpgrade linux-image-azure-fde-6.8Upgrade linux-image-6.8.0-2028-raspi-realtimeUpgrade linux-image-awsUpgrade linux-image-6.8.0-1035-nvidia-64kUpgrade linux-image-6.11.0-1013-raspiUpgrade linux-image-lowlatency-6.8Upgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-oem-22.04Upgrade linux-image-6.11.0-1016-oracle-64kUpgrade linux-image-azure-fdeUpgrade linux-image-gcp-6.8Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-6.8.0-1035-nvidiaUpgrade linux-image-ibm-classicUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-azure-6.8Upgrade linux-image-6.11.0-1015-gcp-64kUpgrade linux-image-virtual-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-oem-22.04aUpgrade linux-image-gkeUpgrade linux-image-aws-6.8Upgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-1032-oracle-64kUpgrade linux-image-raspi-6.8Upgrade linux-image-azure-nvidia-lts-24.04Upgrade linux-image-6.8.0-1035-nvidia-lowlatencyUpgrade linux-image-6.11.0-1022-oemUpgrade linux-image-oracle-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-6.8.0-1032-oracleUpgrade linux-image-6.11.0-1010-realtimeUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1019-gkeopUpgrade linux-image-azure-nvidiaUpgrade linux-image-gke-6.8Upgrade linux-image-6.11.0-26-genericUpgrade linux-image-6.8.1-1030-realtimeUpgrade linux-image-6.8.0-1022-azure-nvidiaUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.8.0-1036-gcp-64kUpgrade linux-image-6.8.0-1034-azureUpgrade linux-image-6.8.0-1032-gkeUpgrade linux-image-genericUpgrade linux-image-aws-lts-24.04Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-generic-64kUpgrade linux-image-lowlatencyUpgrade linux-image-generic-6.8Upgrade linux-image-6.11.0-1015-azure-fdeUpgrade linux-image-aws-64kUpgrade linux-image-gcp-64kUpgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-1036-gcpUpgrade linux-image-gcpUpgrade linux-image-6.11.0-1016-oracleUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-oem-22.04bUpgrade linux-image-ibm-6.8Upgrade linux-image-lowlatency-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-oracle-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-6.11.0-1014-lowlatency-64kUpgrade linux-image-azure-nvidia-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-1035-nvidia-lowlatency-64kUpgrade linux-image-azureUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-gkeopUpgrade linux-image-raspiUpgrade linux-image-6.8.0-1033-ibmUpgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-78-lowlatency-64kUpgrade linux-image-6.8.0-1034-azure-fdeUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-nvidia | May 21, 2025 | Feb 27, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 2, 2025 | Feb 27, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub