CVE-2025-21770

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix potential memory leak in iopfqueueremovedevice The iopfqueueremovedevice 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...

CVE-2025-21770

The CVE-2025-21770 entry notes a memory leak in the Linux kernel’s iommu path: iopf_queue_remove_device() fails to release the per-iommu iopf group after responding to hardware, which can leak the group structure for pending iopf objects. The fix is to call iopf_free_group() after the iopf group ...