iommu/amd: Fix I/O page table memory leak
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.27 by commit 378e2fe1eb58d5c2ed55c8fe5e11f9db5033cdd6, it was introduced in version v5.12 by commit e42ba0633064ef23eb1c8c21edf96bac1541bd4b. For more details please see the references link.