In the Linux kernel, the following vulnerability has been resolved:
PCI: endpoint: Fix PCI domain ID release in pci_epc_destroy()
pci_epc_destroy() invokes pci_bus_release_domain_nr() to release the PCI domain ID, but there are two issues:
- 'epc->dev' is passed to pci_bus_release_domain_nr() which was already freed by device_unregister(), leading to a use-after-free issue.
- Domain ID corresponds to the EPC device parent, so passing 'epc->dev' is also wrong.
Fix these issues by passing 'epc->dev.parent' to pci_bus_release_domain_nr() and also do it before device_unregister().
[mani: reworded subject and description]
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 27, 2026 | Jul 27, 2026 |
| Ubuntu | — | Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-azure-lts-24.04Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-6.8.0-1027-azureUpgrade linux-image-oem-24.04bUpgrade linux-image-oem-24.04Upgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-1027-awsUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.8.0-1024-oracleUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.1-1020-realtimeUpgrade linux-image-gkeUpgrade linux-image-6.11.0-1007-realtimeUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-6.8.0-58-genericUpgrade linux-image-oracleUpgrade linux-image-6.8.0-58-lowlatencyUpgrade linux-image-lowlatencyUpgrade linux-image-6.11.0-21-genericUpgrade linux-image-nvidia-6.8Upgrade linux-image-nvidiaUpgrade linux-image-6.11.0-1012-azure-fdeUpgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1026-nvidia-lowlatencyUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.0-1028-gcpUpgrade linux-image-virtualUpgrade linux-image-generic-64kUpgrade linux-image-oem-22.04aUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-genericUpgrade linux-image-gkeopUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-6.11.0-1011-lowlatencyUpgrade linux-image-6.8.0-58-generic-64kUpgrade linux-image-6.8.0-1024-oracle-64kUpgrade linux-image-6.11.0-1011-lowlatency-64kUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-6.8.0-1026-nvidiaUpgrade linux-image-6.11.0-1011-awsUpgrade linux-image-ibmUpgrade linux-image-ibm-classicUpgrade linux-image-6.8.0-1026-nvidia-lowlatency-64kUpgrade linux-image-6.11.0-1017-oemUpgrade linux-image-6.8.0-1026-oemUpgrade linux-image-raspiUpgrade linux-image-6.8.0-1010-gkeopUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-oem-22.04dUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1028-gcp-64kUpgrade linux-image-oem-22.04cUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-6.11.0-1012-azureUpgrade linux-image-6.8.0-1024-ibmUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-6.11.0-1013-oracleUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-1023-gkeUpgrade linux-image-realtimeUpgrade linux-image-nvidia-64kUpgrade linux-image-gcp-64kUpgrade linux-image-6.11.0-1010-raspiUpgrade linux-image-oracle-64kUpgrade linux-image-kvmUpgrade linux-image-6.11.0-21-generic-64kUpgrade linux-image-6.8.0-1026-nvidia-64kUpgrade linux-image-6.11.0-1011-gcp-64kUpgrade linux-image-6.8.0-1027-azure-fdeUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.11.0-1013-oracle-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.11.0-1011-gcpUpgrade linux-image-awsUpgrade linux-image-oem-24.04aUpgrade linux-image-oem-22.04bUpgrade linux-image-azureUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-azure-fdeUpgrade linux-image-6.8.0-58-lowlatency-64k | Mar 28, 2025 | Dec 27, 2024 |
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