CVE-2026-53283

CVE-2026-53283 concerns the Linux kernel AMD IOMMU driver. The issue arises when the inlined check path in __rlookup_amd_iommu() performs an out-of-bounds read on rlookup_table[devid] for a PCI device whose BDF isn’t described by IVRS. Prior to the commit that changed kvalloc() usage, the over-re...

PT-2026-7440

Improper input validation in IOMMU could allow a malicious hypervisor to reconfigure IOMMU registers resulting in loss of guest data integrity...

SUSE CVE-2023-52455

In the Linux kernel, the following vulnerability has been resolved: iommu: Don't reserve 0-length IOVA region When the bootloader/firmware doesn't setup the framebuffers, their address and size are 0 in "iommu-addresses" property. If IOVA region is reserved with 0 length, then it ends up corrupti...