EUVD-2019-7756

Malware in sbrugna...

The vulnerability of the memory management block for IOMMU operations in AMD’s microprogramming software for processors allows attackers to circumvent security restrictions and compromise the integrity of the protected information.

The vulnerability of the memory management block for IOMMU operations in AMD microprogramming systems is related to incorrect input of configuration data. Exploiting this vulnerability can allow attackers to circumvent security restrictions and compromise the integrity of protected information...

CVE-2019-17345

An issue was discovered in Xen 4.8.x through 4.11.x allowing x86 PV guest OS users to cause a denial of service because mishandling of failed IOMMU operations causes a bug check during the cleanup of a crashed guest...

Design/Logic Flaw

An issue was discovered in Xen 4.8.x through 4.11.x allowing x86 PV guest OS users to cause a denial of service because mishandling of failed IOMMU operations causes a bug check during the cleanup of a crashed guest...