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-tools-libsUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-64k-debug-develUpgrade kernel-zfcpdump-modulesUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-64k-debugUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rtUpgrade rvUpgrade kernel-64k-debug-modules-coreUpgrade kernel-rt-64kUpgrade kernel-rt-debug-coreUpgrade kernel-rt-64k-develUpgrade kernel-uki-virt-addonsUpgrade kernel-64k-debug-modulesUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-toolsUpgrade kernel-uki-virtUpgrade kernel-rt-modulesUpgrade kernel-rt-develUpgrade kernel-rt-64k-coreUpgrade perfUpgrade kernel-develUpgrade kernel-zfcpdumpUpgrade kernel-rt-64k-debug-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-64k-modules-extraUpgrade kernel-rt-modules-coreUpgrade kernel-tools-libs-develUpgrade kernel-modules-extraUpgrade kernel-debug-devel-matchedUpgrade kernel-debug-develUpgrade kernel-rt-64k-modulesUpgrade kernel-modulesUpgrade kernel-rt-64k-modules-coreUpgrade kernel-debug-modules-coreUpgrade kernel-debug-modules-extraUpgrade kernel-coreUpgrade kernel-rt-64k-debug-modulesUpgrade kernel-64k-modulesUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-64k-devel-matchedUpgrade kernel-docUpgrade kernel-64k-debug-develUpgrade kernel-rt-debug | Nov 20, 2025 | Nov 11, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-modules-extra-commonUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade kernel-toolsUpgrade bpftoolUpgrade kernel-libbpf-staticUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-libbpf-develUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade python3-perfUpgrade kernel-tools-develUpgrade perf-debuginfoUpgrade kernel-libbpfUpgrade kernelUpgrade python3-perf-debuginfoUpgrade kernel-develUpgrade kernel-modules-extraUpgrade kernel-livepatch-6.1.129-138.220 | Jun 11, 2025 | Feb 27, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Mar 17, 2025 | Feb 27, 2025 |
| Oracle_linux | — | Upgrade kernel | Nov 28, 2025 | Feb 27, 2025 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rtNo solution exists | Jul 9, 2025 | Feb 27, 2025 |
| Rocky_linux | — | Upgrade kernel-debug-modules-extraUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debug-devel-matchedUpgrade kernel-rtUpgrade kernel-coreUpgrade kernel-rt-modules-coreUpgrade kernel-rt-debug-modulesUpgrade rvUpgrade kernel-debug-coreUpgrade kernel-zfcpdumpUpgrade kernel-debug-debuginfoUpgrade perf-debuginfoUpgrade kernel-uki-virt-addonsUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-zfcpdump-modules-coreUpgrade perfUpgrade kernel-devel-matchedUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-modulesUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-modulesUpgrade kernel-tools-debuginfoUpgrade kernel-rt-debug-develUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-modulesUpgrade kernel-debuginfo-common-s390xUpgrade kernel-modules-extra-matchedUpgrade kernel-uki-virtUpgrade kernel-toolsUpgrade kernel-debug-modules-coreUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debuginfoUpgrade libperfUpgrade kernel-rt-debug-debuginfoUpgrade kernel-tools-libs-develUpgrade kernel-debuginfoUpgrade kernelUpgrade rtlaUpgrade kernel-rt-develUpgrade kernel-debug-uki-virtUpgrade kernel-develUpgrade python3-perf-debuginfoUpgrade kernel-modules-coreUpgrade python3-perfUpgrade kernel-rt-coreUpgrade kernel-tools-libsUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-modules-extraUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-debug-coreUpgrade kernel-debugUpgrade kernel-zfcpdump-develUpgrade kernel-debug-develUpgrade kernel-debug-modulesUpgrade libperf-debuginfoUpgrade kernel-rt-debug | Feb 5, 2026 | Nov 21, 2025 |
| Suse | — | Upgrade kernel-64kbUpgrade reiserfs-kmp-defaultUpgrade kernel-devel-rtUpgrade kernel-64kb-optionalUpgrade reiserfs-kmp-64kbUpgrade dtb-mediatekUpgrade kernel-default-livepatchUpgrade ocfs2-kmp-64kbUpgrade reiserfs-kmp-rtUpgrade kernel-debug-develUpgrade dtb-xilinxUpgrade kernel-64kb-develUpgrade kernel-source-azureUpgrade kernel-default-extraUpgrade dtb-renesasUpgrade dtb-exynosUpgrade ocfs2-kmp-azureUpgrade cluster-md-kmp-azureUpgrade dtb-appleUpgrade dlm-kmp-64kbUpgrade dtb-marvellUpgrade kernel-obs-qaUpgrade kselftests-kmp-64kbUpgrade kernel-default-develUpgrade dtb-hisiliconUpgrade kernel-rt_debugUpgrade dtb-socionextUpgrade gfs2-kmp-rtUpgrade kernel-azure-optionalUpgrade dtb-apmUpgrade kernel-develUpgrade kernel-default-optionalUpgrade dtb-amazonUpgrade dtb-amdUpgrade kernel-debugUpgrade kernel-default-livepatch-develUpgrade kernel-kvmsmallUpgrade dtb-lgUpgrade cluster-md-kmp-rtUpgrade dtb-alteraUpgrade kernel-rt_debug-vdsoUpgrade dtb-broadcomUpgrade kernel-zfcpdumpUpgrade kernel-docs-htmlUpgrade kernel-kvmsmall-develUpgrade dtb-freescaleUpgrade cluster-md-kmp-defaultUpgrade ocfs2-kmp-rtUpgrade kernel-macrosUpgrade kernel-symsUpgrade kernel-sourceUpgrade kernel-azure-extraUpgrade gfs2-kmp-64kbUpgrade dtb-amlogicUpgrade kernel-devel-azureUpgrade kernel-syms-azureUpgrade kernel-default-base-rebuildUpgrade kernel-docsUpgrade dtb-caviumUpgrade dtb-sprdUpgrade kernel-rt-extraUpgrade dtb-nvidiaUpgrade kernel-azure-develUpgrade kernel-rt-develUpgrade kernel-defaultUpgrade kselftests-kmp-rtUpgrade kernel-azure-vdsoUpgrade dlm-kmp-rtUpgrade kselftests-kmp-defaultUpgrade kernel-rt-optionalUpgrade kernel-obs-buildUpgrade kernel-source-vanillaUpgrade kernel-kvmsmall-vdsoUpgrade dtb-rockchipUpgrade ocfs2-kmp-defaultUpgrade cluster-md-kmp-64kbUpgrade kernel-azureUpgrade kernel-source-rtUpgrade dtb-allwinnerUpgrade reiserfs-kmp-azureUpgrade kernel-debug-vdsoUpgrade kselftests-kmp-azureUpgrade kernel-rt_debug-develUpgrade kernel-rt-livepatch-develUpgrade kernel-default-baseUpgrade kernel-syms-rtUpgrade gfs2-kmp-defaultUpgrade gfs2-kmp-azureUpgrade dtb-armUpgrade dlm-kmp-defaultUpgrade dlm-kmp-azureUpgrade dtb-qcomUpgrade kernel-default-vdsoUpgrade kernel-rt-vdsoUpgrade kernel-64kb-extraUpgrade kernel-rt | Mar 13, 2025 | Feb 27, 2025 |
| Ubuntu | — | Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-6.11.0-1015-gcp-64kUpgrade linux-image-6.8.0-1036-gcpUpgrade linux-image-ibm-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-aws-64k-6.8Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.8.0-78-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-6.8.1-1030-realtimeUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1034-azure-fdeUpgrade linux-image-oem-22.04aUpgrade linux-image-6.8.0-1022-azure-nvidiaUpgrade linux-image-6.8.0-1032-oracle-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-aws-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.11.0-1016-oracleUpgrade linux-image-azure-lts-24.04Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.11.0-1015-azure-fdeUpgrade linux-image-oracle-64kUpgrade linux-image-gkeopUpgrade linux-image-gkeUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-virtual-6.8Upgrade linux-image-azureUpgrade linux-image-oracle-6.8Upgrade linux-image-6.8.0-1032-oracleUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-1034-azureUpgrade linux-image-oem-22.04cUpgrade linux-image-6.8.0-1033-ibmUpgrade linux-image-6.11.0-1010-realtimeUpgrade linux-image-6.8.0-1035-nvidiaUpgrade linux-image-aws-lts-24.04Upgrade linux-image-generic-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-raspiUpgrade linux-image-azure-6.8Upgrade linux-image-6.8.0-1036-gcp-64kUpgrade linux-image-oem-22.04dUpgrade linux-image-raspi-6.8Upgrade linux-image-6.11.0-1014-lowlatency-64kUpgrade linux-image-azure-nvidia-6.8Upgrade linux-image-aws-64kUpgrade linux-image-gke-6.8Upgrade linux-image-6.8.0-1032-gkeUpgrade linux-image-6.8.0-1035-nvidia-lowlatencyUpgrade linux-image-gcp-64kUpgrade linux-image-6.11.0-26-genericUpgrade linux-image-ibmUpgrade linux-image-lowlatency-64kUpgrade linux-image-oem-22.04bUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-azure-nvidia-lts-24.04Upgrade linux-image-genericUpgrade linux-image-generic-64kUpgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-1035-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1019-gkeopUpgrade linux-image-6.11.0-1022-oemUpgrade linux-image-gcpUpgrade linux-image-azure-nvidiaUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.11.0-26-generic-64kUpgrade linux-image-lowlatency-6.8Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.8.0-1035-awsUpgrade linux-image-6.11.0-1013-raspiUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-6.11.0-1014-lowlatencyUpgrade linux-image-virtualUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-78-lowlatencyUpgrade linux-image-6.11.0-1016-oracle-64kUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-gcp-6.8Upgrade linux-image-6.11.0-1015-azureUpgrade linux-image-6.11.0-1015-gcpUpgrade linux-image-6.8.0-1035-aws-64kUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-generic-lpaeUpgrade linux-image-oem-24.04bUpgrade linux-image-gkeop-6.8Upgrade linux-image-nvidia-6.8Upgrade linux-image-kvmUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-oracleUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.11.0-1014-awsUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-oem-22.04Upgrade linux-image-6.8.0-78-genericUpgrade linux-image-realtimeUpgrade linux-image-awsUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-2028-raspi-realtimeUpgrade linux-image-azure-fdeUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-78-generic-64kUpgrade linux-image-azure-fde-6.8Upgrade linux-image-6.8.0-1035-raspiUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-6.8.0-1035-nvidia-64kUpgrade linux-image-lowlatency-64k-hwe-24.04 | 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