In the Linux kernel, the following vulnerability has been resolved:
i40e: fix IRQ freeing in i40e_vsi_request_irq_msix error path
If request_irq() in i40e_vsi_request_irq_msix() fails in an iteration later than the first, the error path wants to free the IRQs requested so far. However, it uses the wrong dev_id argument for free_irq(), so it does not free the IRQs correctly and instead triggers the warning:
Trying to free already-free IRQ 173 WARNING: CPU: 25 PID: 1091 at kernel/irq/manage.c:1829 __free_irq+0x192/0x2c0 Modules linked in: i40e(+) [...] CPU: 25 UID: 0 PID: 1091 Comm: NetworkManager Not tainted 6.17.0-rc1+ #1 PREEMPT(lazy) Hardware name: [...] RIP: 0010:__free_irq+0x192/0x2c0 [...] Call Trace: <TASK> free_irq+0x32/0x70 i40e_vsi_request_irq_msix.cold+0x63/0x8b [i40e] i40e_vsi_request_irq+0x79/0x80 [i40e] i40e_vsi_open+0x21f/0x2f0 [i40e] i40e_open+0x63/0x130 [i40e] __dev_open+0xfc/0x210 __dev_change_flags+0x1fc/0x240 netif_change_flags+0x27/0x70 do_setlink.isra.0+0x341/0xc70 rtnl_newlink+0x468/0x860 rtnetlink_rcv_msg+0x375/0x450 netlink_rcv_skb+0x5c/0x110 netlink_unicast+0x288/0x3c0 netlink_sendmsg+0x20d/0x430 ____sys_sendmsg+0x3a2/0x3d0 ___sys_sendmsg+0x99/0xe0 __sys_sendmsg+0x8a/0xf0 do_syscall_64+0x82/0x2c0 entry_SYSCALL_64_after_hwframe+0x76/0x7e [...] </TASK> ---[ end trace 0000000000000000 ]---
Use the same dev_id for free_irq() as for request_irq().
I tested this with inserting code to fail intentionally.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-livepatch-5.10.245-241.976Upgrade python-perf-debuginfoUpgrade kernel-toolsUpgrade python-perfUpgrade bpftool-debuginfoUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-tools-develUpgrade kernelUpgrade perf-debuginfoUpgrade kernel-develUpgrade perfUpgrade bpftoolUpgrade kernel-debuginfo-common-aarch64 | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Oct 2, 2025 | Oct 2, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernelUpgrade python3-perfUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libs | Mar 17, 2026 | Mar 17, 2026 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-tools-libsUpgrade kernelUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade bpftool | Mar 17, 2026 | Mar 17, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade python3-perfUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-tools | Feb 3, 2026 | Feb 2, 2026 |
| Oracle_linux | — | Upgrade kernel-uek | Nov 11, 2025 | Oct 1, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 1, 2025 |
| Suse | — | Upgrade reiserfs-kmp-defaultUpgrade kernel-default-baseUpgrade kernel-develUpgrade kernel-docsUpgrade kernel-symsUpgrade kernel-zfcpdumpUpgrade kernel-64kb-develUpgrade kernel-default-develUpgrade kernel-default-extraUpgrade kernel-64kbUpgrade kernel-sourceUpgrade kernel-macrosUpgrade kernel-obs-buildUpgrade kernel-default | Dec 5, 2025 | Nov 11, 2025 |
| Ubuntu | — | Upgrade linux-image-oem-22.04Upgrade linux-image-realtime-5.15Upgrade linux-image-realtime-6.8.1Upgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-raspi-realtimeUpgrade linux-image-5.15.0-1095-nvidiaUpgrade linux-image-ibm-6.8Upgrade linux-image-5.15.0-170-fipsUpgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-oracle-64kUpgrade linux-image-azure-lts-24.04Upgrade linux-image-azure-fips-6.8Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-5.15.0-170-lowlatency-64kUpgrade linux-image-generic-lpaeUpgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-generic-lpae-5.15Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oracle-5.15Upgrade linux-image-gke-64k-6.8Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-gke-64kUpgrade linux-image-oem-20.04cUpgrade linux-image-5.15.0-1083-gkeopUpgrade linux-image-5.15.0-1100-aws-64kUpgrade linux-image-aws-6.8Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-virtual-6.8Upgrade linux-image-generic-64kUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-106-genericUpgrade linux-image-nvidia-64kUpgrade linux-image-xilinx-6.8Upgrade linux-image-gcp-64kUpgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-nvidia-5.15Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-gke-5.15Upgrade linux-image-gkeopUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-5.15.0-1095-intel-iotgUpgrade linux-image-5.15.0-170-generic-lpaeUpgrade linux-image-6.8.0-106-fipsUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-6.8.0-1050-awsUpgrade linux-image-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-5.15.0-1096-gkeUpgrade linux-image-xilinxUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-5.15.0-1064-xilinx-zynqmpUpgrade linux-image-intelUpgrade linux-image-generic-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-raspiUpgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-5.15.0-1109-azure-fipsUpgrade linux-image-gcp-fipsUpgrade linux-image-gke-6.8Upgrade linux-image-kvm-5.15Upgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-azure-6.8Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-aws-fips-5.15Upgrade linux-image-oem-22.04aUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-azure-5.15Upgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-5.15.0-1041-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1109-azureUpgrade linux-image-aws-lts-22.04Upgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-generic-64k-5.15Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-ibmUpgrade linux-image-genericUpgrade linux-image-intel-iotgUpgrade linux-image-fipsUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-ibm-5.15Upgrade linux-image-nvidiaUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-5.15.0-1094-ibmUpgrade linux-image-azure-fips-5.15Upgrade linux-image-azure-lts-22.04Upgrade linux-image-gcp-fips-5.15Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-azureUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-5.15.0-1052-nvidia-tegraUpgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-raspi-6.8Upgrade linux-image-5.15.0-1095-nvidia-lowlatencyUpgrade linux-image-raspi-5.15Upgrade linux-image-oem-20.04bUpgrade linux-image-nvidia-6.8Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-oem-22.04bUpgrade linux-image-virtualUpgrade linux-image-5.15.0-1099-realtimeUpgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-aws-64k-5.15Upgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-aws-fipsUpgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-oem-20.04dUpgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-fips-5.15Upgrade linux-image-5.15.0-170-lowlatencyUpgrade linux-image-5.15.0-170-generic-64kUpgrade linux-image-5.15.0-1110-azureUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-realtimeUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-1097-raspiUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-virtual-5.15Upgrade linux-image-raspi-nolpaeUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-kvmUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-5.15.0-1100-awsUpgrade linux-image-5.15.0-1092-intel-iot-realtimeUpgrade linux-image-gcp-5.15Upgrade linux-image-oem-20.04Upgrade linux-image-5.15.0-1097-oracleUpgrade linux-image-oracleUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-lowlatency-5.15Upgrade linux-image-lowlatency-6.8Upgrade linux-image-gkeop-5.15Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-fips-6.8Upgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-5.15.0-170-genericUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-aws-64k-6.8Upgrade linux-image-5.15.0-1052-nvidia-tegra-rtUpgrade linux-image-generic-5.15Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-5.15.0-1041-nvidia-tegra-igxUpgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-aws-64kUpgrade linux-image-awsUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-nvidia-tegra-igxUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-gkeUpgrade linux-image-gcp-6.8Upgrade linux-image-5.15.0-1100-gcpUpgrade linux-image-5.15.0-1100-aws-fipsUpgrade linux-image-aws-lts-24.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-oem-22.04dUpgrade linux-image-5.15.0-1092-kvmUpgrade linux-image-aws-5.15Upgrade linux-image-generic-64k-6.8Upgrade linux-image-5.15.0-1100-gcp-fips | Feb 13, 2026 | Feb 12, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | Oct 1, 2025 |
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