In the Linux kernel, the following vulnerability has been resolved:
rtnetlink: Allocate vfinfo size for VF GUIDs when supported
Commit 30aad41721e0 ("net/core: Add support for getting VF GUIDs") added support for getting VF port and node GUIDs in netlink ifinfo messages, but their size was not taken into consideration in the function that allocates the netlink message, causing the following warning when a netlink message is filled with many VF port and node GUIDs: # echo 64 > /sys/bus/pci/devices/0000\:08\:00.0/sriov_numvfs # ip link show dev ib0 RTNETLINK answers: Message too long Cannot send link get request: Message too long
Kernel warning:
------------[ cut here ]------------ WARNING: CPU: 2 PID: 1930 at net/core/rtnetlink.c:4151 rtnl_getlink+0x586/0x5a0 Modules linked in: xt_conntrack xt_MASQUERADE nfnetlink xt_addrtype iptable_nat nf_nat br_netfilter overlay mlx5_ib macsec mlx5_core tls rpcrdma rdma_ucm ib_uverbs ib_iser libiscsi scsi_transport_iscsi ib_umad rdma_cm iw_cm ib_ipoib fuse ib_cm ib_core CPU: 2 UID: 0 PID: 1930 Comm: ip Not tainted 6.14.0-rc2+ #1 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014 RIP: 0010:rtnl_getlink+0x586/0x5a0 Code: cb 82 e8 3d af 0a 00 4d 85 ff 0f 84 08 ff ff ff 4c 89 ff 41 be ea ff ff ff e8 66 63 5b ff 49 c7 07 80 4f cb 82 e9 36 fc ff ff <0f> 0b e9 16 fe ff ff e8 de a0 56 00 66 66 2e 0f 1f 84 00 00 00 00 RSP: 0018:ffff888113557348 EFLAGS: 00010246 RAX: 00000000ffffffa6 RBX: ffff88817e87aa34 RCX: dffffc0000000000 RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff88817e87afb8 RBP: 0000000000000009 R08: ffffffff821f44aa R09: 0000000000000000 R10: ffff8881260f79a8 R11: ffff88817e87af00 R12: ffff88817e87aa00 R13: ffffffff8563d300 R14: 00000000ffffffa6 R15: 00000000ffffffff FS: 00007f63a5dbf280(0000) GS:ffff88881ee00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f63a5ba4493 CR3: 00000001700fe002 CR4: 0000000000772eb0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: <TASK> ? __warn+0xa5/0x230 ? rtnl_getlink+0x586/0x5a0 ? report_bug+0x22d/0x240 ? handle_bug+0x53/0xa0 ? exc_invalid_op+0x14/0x50 ? asm_exc_invalid_op+0x16/0x20 ? skb_trim+0x6a/0x80 ? rtnl_getlink+0x586/0x5a0 ? __pfx_rtnl_getlink+0x10/0x10 ? rtnetlink_rcv_msg+0x1e5/0x860 ? __pfx___mutex_lock+0x10/0x10 ? rcu_is_watching+0x34/0x60 ? __pfx_lock_acquire+0x10/0x10 ? stack_trace_save+0x90/0xd0 ? filter_irq_stacks+0x1d/0x70 ? kasan_save_stack+0x30/0x40 ? kasan_save_stack+0x20/0x40 ? kasan_save_track+0x10/0x30 rtnetlink_rcv_msg+0x21c/0x860 ? entry_SYSCALL_64_after_hwframe+0x76/0x7e ? __pfx_rtnetlink_rcv_msg+0x10/0x10 ? arch_stack_walk+0x9e/0xf0 ? rcu_is_watching+0x34/0x60 ? lock_acquire+0xd5/0x410 ? rcu_is_watching+0x34/0x60 netlink_rcv_skb+0xe0/0x210 ? __pfx_rtnetlink_rcv_msg+0x10/0x10 ? __pfx_netlink_rcv_skb+0x10/0x10 ? rcu_is_watching+0x34/0x60 ? __pfx___netlink_lookup+0x10/0x10 ? lock_release+0x62/0x200 ? netlink_deliver_tap+0xfd/0x290 ? rcu_is_watching+0x34/0x60 ? lock_release+0x62/0x200 ? netlink_deliver_tap+0x95/0x290 netlink_unicast+0x31f/0x480 ? __pfx_netlink_unicast+0x10/0x10 ? rcu_is_watching+0x34/0x60 ? lock_acquire+0xd5/0x410 netlink_sendmsg+0x369/0x660 ? lock_release+0x62/0x200 ? __pfx_netlink_sendmsg+0x10/0x10 ? import_ubuf+0xb9/0xf0 ? __import_iovec+0x254/0x2b0 ? lock_release+0x62/0x200 ? __pfx_netlink_sendmsg+0x10/0x10 ____sys_sendmsg+0x559/0x5a0 ? __pfx_____sys_sendmsg+0x10/0x10 ? __pfx_copy_msghdr_from_user+0x10/0x10 ? rcu_is_watching+0x34/0x60 ? do_read_fault+0x213/0x4a0 ? rcu_is_watching+0x34/0x60 ___sys_sendmsg+0xe4/0x150 ? __pfx____sys_sendmsg+0x10/0x10 ? do_fault+0x2cc/0x6f0 ? handle_pte_fault+0x2e3/0x3d0 ? __pfx_handle_pte_fault+0x10/0x10 ---truncated---
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 |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfoUpgrade kernel-headersUpgrade kernel-tools-debuginfoUpgrade bpftool-debuginfoUpgrade bpftoolUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade perf-debuginfoUpgrade kernel-livepatch-5.10.236-227.928Upgrade kernel-toolsUpgrade perfUpgrade kernel-tools-develUpgrade kernel-livepatch-5.15.180-122.191Upgrade kernel-debuginfo-common-aarch64Upgrade python-perf-debuginfoUpgrade kernel | Jun 23, 2025 | Apr 16, 2025 |
| Amazon_linux_2023 | — | Upgrade perf6.12Upgrade python3-perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel6.12-debuginfo-common-x86_64Upgrade kernel6.12-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-libbpf-staticUpgrade kernelUpgrade python3-perf6.12-debuginfoUpgrade kernel-livepatch-6.1.134-150.224Upgrade kernel-debuginfoUpgrade bpftoolUpgrade kernel-headersUpgrade kernel-modules-extra-commonUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-debuginfoUpgrade perf-debuginfoUpgrade perfUpgrade kernel6.12-modules-extraUpgrade kernel-tools-develUpgrade kernel-modules-extraUpgrade kernel-debuginfo-common-aarch64Upgrade kernel6.12Upgrade kernel-develUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-libbpf-debuginfoUpgrade python3-perf6.12Upgrade perf6.12-debuginfoUpgrade kernel-livepatch-6.12.23-29.97Upgrade kernel-libbpf | Jun 24, 2025 | Apr 16, 2025 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Apr 29, 2025 | Apr 16, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernel-tools-libsUpgrade bpftoolUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernel | Oct 14, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade python3-perf | Nov 12, 2025 | Oct 10, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade python3-perfUpgrade bpftoolUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernel-tools-libs | Oct 24, 2025 | Oct 10, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Apr 16, 2025 |
| Suse | — | Upgrade dtb-appleUpgrade dlm-kmp-azureUpgrade dtb-amdUpgrade dlm-kmp-rtUpgrade kernel-source-vanillaUpgrade kernel-obs-buildUpgrade kselftests-kmp-defaultUpgrade dtb-marvellUpgrade kernel-defaultUpgrade kernel-default-develUpgrade kernel-azure-develUpgrade kernel-docsUpgrade kernel-rt-optionalUpgrade kernel-default-livepatch-develUpgrade kernel-kvmsmall-vdsoUpgrade dtb-renesasUpgrade reiserfs-kmp-rtUpgrade dtb-broadcomUpgrade kernel-rt_debugUpgrade kernel-rt_debug-develUpgrade kernel-debug-develUpgrade dtb-apmUpgrade ocfs2-kmp-64kbUpgrade kernel-default-livepatchUpgrade dtb-freescaleUpgrade kernel-azure-extraUpgrade kernel-debug-vdsoUpgrade kernel-default-extraUpgrade cluster-md-kmp-azureUpgrade cluster-md-kmp-defaultUpgrade kernel-macrosUpgrade kernel-source-rtUpgrade kernel-azure-vdsoUpgrade kernel-64kb-optionalUpgrade kernel-docs-htmlUpgrade kernel-rt-extraUpgrade dlm-kmp-defaultUpgrade dtb-amlogicUpgrade kselftests-kmp-rtUpgrade dtb-amazonUpgrade kselftests-kmp-azureUpgrade kernel-rt-vdsoUpgrade kernel-64kbUpgrade kernel-obs-qaUpgrade kernel-rt-livepatch-develUpgrade kernel-default-baseUpgrade kernel-kvmsmallUpgrade gfs2-kmp-rtUpgrade kernel-azureUpgrade kernel-rt_debug-vdsoUpgrade kernel-syms-rtUpgrade reiserfs-kmp-64kbUpgrade dtb-socionextUpgrade dtb-sprdUpgrade kernel-devel-rtUpgrade dtb-armUpgrade reiserfs-kmp-azureUpgrade dtb-xilinxUpgrade kernel-azure-optionalUpgrade ocfs2-kmp-azureUpgrade kernel-devel-azureUpgrade kernel-develUpgrade gfs2-kmp-azureUpgrade dtb-rockchipUpgrade kernel-source-azureUpgrade dtb-qcomUpgrade kernel-default-vdsoUpgrade kernel-default-base-rebuildUpgrade cluster-md-kmp-rtUpgrade dlm-kmp-64kbUpgrade kernel-64kb-extraUpgrade kernel-debugUpgrade kernel-syms-azureUpgrade kernel-default-optionalUpgrade gfs2-kmp-64kbUpgrade dtb-nvidiaUpgrade gfs2-kmp-defaultUpgrade dtb-allwinnerUpgrade ocfs2-kmp-rtUpgrade kernel-sourceUpgrade kernel-kvmsmall-develUpgrade dtb-lgUpgrade kselftests-kmp-64kbUpgrade dtb-caviumUpgrade kernel-symsUpgrade kernel-rt-develUpgrade kernel-zfcpdumpUpgrade reiserfs-kmp-defaultUpgrade dtb-exynosUpgrade dtb-hisiliconUpgrade ocfs2-kmp-defaultUpgrade kernel-64kb-develUpgrade kernel-rtUpgrade cluster-md-kmp-64kbUpgrade dtb-alteraUpgrade dtb-mediatek | Dec 5, 2025 | May 21, 2025 |
| Ubuntu | — | Upgrade linux-image-5.15.0-1085-gcpUpgrade linux-image-oem-20.04bUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.14.0-1008-gcp-64kUpgrade linux-image-oem-22.04cUpgrade linux-image-6.14.0-1007-aws-64kUpgrade linux-image-6.8.0-1038-gkeUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-virtualUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-5.15.0-1078-ibmUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-6.8.0-86-generic-64kUpgrade linux-image-6.8.0-1039-ibmUpgrade linux-image-6.8.0-1041-raspiUpgrade linux-image-6.8.1-1036-realtimeUpgrade linux-image-azure-6.8Upgrade linux-image-azure-lts-22.04Upgrade linux-image-oem-22.04aUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-gkeopUpgrade linux-image-6.11.0-28-genericUpgrade linux-image-6.11.0-1017-oracleUpgrade linux-image-5.15.0-1091-azure-fipsUpgrade linux-image-6.8.0-1041-aws-64kUpgrade linux-image-lowlatency-6.8Upgrade linux-image-5.15.0-1082-kvmUpgrade linux-image-6.8.0-1044-azure-fipsUpgrade linux-image-gkeop-6.8Upgrade linux-image-5.15.0-1085-gcp-fipsUpgrade linux-image-aws-fipsUpgrade linux-image-intel-iotgUpgrade linux-image-fipsUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-5.15.0-1081-intel-iotgUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-generic-lpaeUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-oem-20.04cUpgrade linux-image-raspiUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-gke-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-oem-22.04Upgrade linux-image-generic-64kUpgrade linux-image-5.15.0-1068-gkeopUpgrade linux-image-5.15.0-1079-intel-iot-realtimeUpgrade linux-image-6.14.0-1007-azure-fdeUpgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-6.8.0-1041-nvidia-lowlatencyUpgrade linux-image-aws-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-azureUpgrade linux-image-lowlatencyUpgrade linux-image-5.15.0-1080-nvidia-lowlatencyUpgrade linux-image-nvidia-6.8Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-6.11.0-1024-oemUpgrade linux-image-5.15.0-142-generic-lpaeUpgrade linux-image-gke-5.15Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-5.15.0-1086-aws-64kUpgrade linux-image-6.8.0-86-lowlatencyUpgrade linux-image-6.8.0-1041-awsUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1038-oracleUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-ibmUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-6.8.0-1042-gcp-64kUpgrade linux-image-aws-64kUpgrade linux-image-nvidia-tegraUpgrade linux-image-oem-20.04Upgrade linux-image-6.8.0-1038-gke-64kUpgrade linux-image-azure-nvidia-lts-24.04Upgrade linux-image-6.14.0-1007-oracle-64kUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-6.11.0-1011-realtimeUpgrade linux-image-6.11.0-1014-raspiUpgrade linux-image-6.11.0-1015-awsUpgrade linux-image-genericUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-5.15.0-1028-nvidia-tegra-igxUpgrade linux-image-azure-nvidia-6.8Upgrade linux-image-5.15.0-1080-nvidiaUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-oem-24.04bUpgrade linux-image-5.15.0-1091-azureUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-azure-fde-edgeUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-6.14.0-22-generic-64kUpgrade linux-image-intelUpgrade linux-image-gkeUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-lowlatency-64kUpgrade linux-image-nvidiaUpgrade linux-image-azure-fdeUpgrade linux-image-5.15.0-142-lowlatencyUpgrade linux-image-gke-64kUpgrade linux-image-6.8.0-1041-nvidia-lowlatency-64kUpgrade linux-image-6.11.0-1015-lowlatencyUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-fips-6.8Upgrade linux-image-6.14.0-1007-raspiUpgrade linux-image-6.11.0-1018-azure-fdeUpgrade linux-image-oem-22.04dUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.11.0-1016-gcp-64kUpgrade linux-image-6.11.0-1016-gcpUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-1083-gkeUpgrade linux-image-gcpUpgrade linux-image-5.15.0-1083-intel-iotgUpgrade linux-image-generic-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-6.14.0-22-genericUpgrade linux-image-6.14.0-1007-azureUpgrade linux-image-awsUpgrade linux-image-oracle-6.8Upgrade linux-image-azure-6.11Upgrade linux-image-ibm-classicUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-5.15.0-1028-nvidia-tegra-igx-rtUpgrade linux-image-kvmUpgrade linux-image-raspi-realtimeUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-azure-fipsUpgrade linux-image-azure-fde-6.11Upgrade linux-image-aws-lts-22.04Upgrade linux-image-5.15.0-1050-xilinx-zynqmpUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-nvidia-64kUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-2032-raspi-realtimeUpgrade linux-image-6.8.0-1029-azure-nvidiaUpgrade linux-image-5.15.0-1086-awsUpgrade linux-image-realtimeUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-6.14.0-1007-oracleUpgrade linux-image-5.15.0-1086-aws-fipsUpgrade linux-image-gke-64k-6.8Upgrade linux-image-6.8.0-1025-gkeopUpgrade linux-image-6.8.0-1041-nvidia-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.14.0-1007-awsUpgrade linux-image-5.15.0-1039-nvidia-tegra-rtUpgrade linux-image-6.14.0-1004-realtimeUpgrade linux-image-6.8.0-86-genericUpgrade linux-image-5.15.0-142-lowlatency-64kUpgrade linux-image-5.15.0-1083-oracleUpgrade linux-image-gcp-fipsUpgrade linux-image-raspi-6.8Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-5.15.0-1086-realtimeUpgrade linux-image-oracle-64kUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-ibm-6.8Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-aws-64k-6.8Upgrade linux-image-5.15.0-142-generic-64kUpgrade linux-image-6.11.0-28-generic-64kUpgrade linux-image-5.15.0-142-fipsUpgrade linux-image-gkeop-5.15Upgrade linux-image-6.14.0-1008-gcpUpgrade linux-image-6.8.0-1041-azureUpgrade linux-image-6.8.0-1041-nvidiaUpgrade linux-image-oem-20.04dUpgrade linux-image-azure-cvmUpgrade linux-image-6.8.0-86-lowlatency-64kUpgrade linux-image-gcp-64kUpgrade linux-image-6.11.0-1015-lowlatency-64kUpgrade linux-image-5.15.0-1080-raspiUpgrade linux-image-aws-lts-24.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-5.15.0-142-genericUpgrade linux-image-lowlatency-64k-6.11Upgrade linux-image-virtual-6.8Upgrade linux-image-oracleUpgrade linux-image-oem-22.04bUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-6.8.0-1042-gcpUpgrade linux-image-6.8.0-1038-oracle-64kUpgrade linux-image-6.11.0-1017-oracle-64kUpgrade linux-image-raspi-nolpaeUpgrade linux-image-6.11.0-1018-azureUpgrade linux-image-5.15.0-1039-nvidia-tegraUpgrade linux-image-lowlatency-6.11 | Jun 20, 2025 | Apr 16, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 2, 2025 | Apr 16, 2025 |
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