In the Linux kernel, the following vulnerability has been resolved:
iommu: Fix potential memory leak in iopf_queue_remove_device()
The iopf_queue_remove_device() helper removes a device from the per-iommu iopf queue when PRI is disabled on the device. It responds to all outstanding iopf's with an IOMMU_PAGE_RESP_INVALID code and detaches the device from the queue.
However, it fails to release the group structure that represents a group of iopf's awaiting for a response after responding to the hardware. This can cause a memory leak if iopf_queue_remove_device() is called with pending iopf's.
Fix it by calling iopf_free_group() after the iopf group is responded.
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 |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 27, 2025 |
| Suse | — | Upgrade kernel-default-extraUpgrade kernel-kvmsmall-develUpgrade kernel-syms-azureUpgrade kernel-symsUpgrade kernel-source-azureUpgrade kernel-zfcpdumpUpgrade kernel-azure-vdsoUpgrade kernel-obs-buildUpgrade kernel-64kbUpgrade kernel-default-livepatchUpgrade kernel-azure-develUpgrade kernel-default-vdsoUpgrade kernel-kvmsmall-vdsoUpgrade kernel-kvmsmallUpgrade kernel-obs-qaUpgrade kernel-macrosUpgrade kernel-default-develUpgrade kernel-devel-azureUpgrade kernel-sourceUpgrade kernel-docs-htmlUpgrade reiserfs-kmp-defaultUpgrade kernel-defaultUpgrade kernel-source-vanillaUpgrade kernel-64kb-develUpgrade kernel-azureUpgrade kernel-azure-extraUpgrade kernel-docsUpgrade kernel-develUpgrade kernel-default-baseUpgrade kernel-64kb-extra | Dec 5, 2025 | Jul 8, 2025 |
| Ubuntu | — | Upgrade linux-image-6.11.0-1013-raspiUpgrade linux-image-6.11.0-1014-lowlatency-64kUpgrade linux-image-gcp-64kUpgrade linux-image-6.11.0-1016-oracle-64kUpgrade linux-image-6.11.0-1015-gcpUpgrade linux-image-raspiUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-azure-fdeUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-realtimeUpgrade linux-image-6.11.0-1010-realtimeUpgrade linux-image-awsUpgrade linux-image-gcpUpgrade linux-image-6.11.0-1016-oracleUpgrade linux-image-oracle-64kUpgrade linux-image-azureUpgrade linux-image-oem-24.04bUpgrade linux-image-lowlatencyUpgrade linux-image-6.11.0-26-generic-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-64kUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.11.0-1014-lowlatencyUpgrade linux-image-virtualUpgrade linux-image-oracleUpgrade linux-image-genericUpgrade linux-image-6.11.0-1014-awsUpgrade linux-image-6.11.0-1022-oemUpgrade linux-image-6.11.0-1015-azure-fdeUpgrade linux-image-6.11.0-1015-azureUpgrade linux-image-6.11.0-1015-gcp-64kUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-6.11.0-26-generic | May 21, 2025 | Feb 27, 2025 |
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