CVE-2026-92505 iommu/amd: Fix undefined behavior in devid_write debugfs function

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix undefined behavior in devidwrite debugfs function When foreachpcisegment loop completes without finding a matching segment, the pciseg pointer is not NULL but points to an invalid memory location the list head...

EUVD-2026-82126

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix undefined behavior in devidwrite debugfs function When foreachpcisegment loop completes without finding a matching segment, the pciseg pointer is not NULL but points to an invalid memory location the list head...