In the Linux kernel, the following vulnerability has been resolved:
idpf: fix possible vport_config NULL pointer deref in remove
Attempting to remove the driver will cause a crash in cases where the vport failed to initialize. Following trace is from an instance where the driver failed during an attempt to create a VF: [ 1661.543624] idpf 0000:84:00.7: Device HW Reset initiated [ 1722.923726] idpf 0000:84:00.7: Transaction timed-out (op:1 cookie:2900 vc_op:1 salt:29 timeout:60000ms) [ 1723.353263] BUG: kernel NULL pointer dereference, address: 0000000000000028 ... [ 1723.358472] RIP: 0010:idpf_remove+0x11c/0x200 [idpf] ... [ 1723.364973] Call Trace: [ 1723.365475] <TASK> [ 1723.365972] pci_device_remove+0x42/0xb0 [ 1723.366481] device_release_driver_internal+0x1a9/0x210 [ 1723.366987] pci_stop_bus_device+0x6d/0x90 [ 1723.367488] pci_stop_and_remove_bus_device+0x12/0x20 [ 1723.367971] pci_iov_remove_virtfn+0xbd/0x120 [ 1723.368309] sriov_disable+0x34/0xe0 [ 1723.368643] idpf_sriov_configure+0x58/0x140 [idpf] [ 1723.368982] sriov_numvfs_store+0xda/0x1c0
Avoid the NULL pointer dereference by adding NULL pointer check for vport_config[i], before freeing user_config.q_coalesce.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Oracle_linux | — | Upgrade kernel-uek | Feb 24, 2026 | Dec 16, 2025 |
| Ubuntu | — | Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-oem-24.04bUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-gkeopUpgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-virtualUpgrade linux-image-6.17.0-1009-oracle-64kUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-generic-64kUpgrade linux-image-raspi-6.17Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-fips-6.8Upgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-generic-6.8Upgrade linux-image-virtual-6.17Upgrade linux-image-xilinxUpgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-6.17.0-1017-oemUpgrade linux-image-realtimeUpgrade linux-image-aws-lts-24.04Upgrade linux-image-azure-fips-6.8Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-azure-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-realtime-6.17Upgrade linux-image-oem-22.04bUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-oracle-64kUpgrade linux-image-6.17.0-1009-aws-64kUpgrade linux-image-6.8.0-1050-awsUpgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-gkeUpgrade linux-image-oem-24.04aUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-6.17.0-1009-oracleUpgrade linux-image-aws-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-gcpUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-oem-22.04cUpgrade linux-image-intel-iotgUpgrade linux-image-genericUpgrade linux-image-gkeop-6.8Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-gke-6.8Upgrade linux-image-oracleUpgrade linux-image-nvidia-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-raspi-realtimeUpgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-6.8.0-106-fipsUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-aws-6.17Upgrade linux-image-oem-24.04Upgrade linux-image-oem-24.04dUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-6.17.0-1010-raspiUpgrade linux-image-6.17.0-1010-azureUpgrade linux-image-virtual-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-gke-64k-6.8Upgrade linux-image-raspi-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-ibm-6.8Upgrade linux-image-azure-fipsUpgrade linux-image-aws-fipsUpgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-oem-22.04dUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-raspiUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-lowlatency-6.8Upgrade linux-image-generic-6.17Upgrade linux-image-aws-fips-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-xilinx-6.8Upgrade linux-image-oracle-6.17Upgrade linux-image-oracle-6.8Upgrade linux-image-oem-24.04cUpgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gke-64kUpgrade linux-image-azureUpgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-6.8.0-106-genericUpgrade linux-image-6.17.0-19-generic-64kUpgrade linux-image-oem-6.17Upgrade linux-image-fipsUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-ibmUpgrade linux-image-gcp-fipsUpgrade linux-image-gcp-6.17Upgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-6.17Upgrade linux-image-6.17.0-1009-gcpUpgrade linux-image-6.17.0-1008-realtimeUpgrade linux-image-kvmUpgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-6.17.0-1009-gcp-64kUpgrade linux-image-ibm-classicUpgrade linux-image-gcp-64k-6.17Upgrade linux-image-aws-6.8Upgrade linux-image-6.17.0-19-genericUpgrade linux-image-gcp-64kUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-aws-64k-6.17Upgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-oem-22.04aUpgrade linux-image-nvidia-6.8Upgrade linux-image-generic-lpaeUpgrade linux-image-generic-64k-6.17Upgrade linux-image-gcp-6.8Upgrade linux-image-awsUpgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-6.17.0-1009-awsUpgrade linux-image-6.8.0-1047-oracle-64k | Mar 17, 2026 | Dec 16, 2025 |
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