OracleVM 3.2 : xen (OVMSA-2016-0008)

The remote OracleVM system is missing necessary patches to address critical security updates : - VT-d: fix TLB flushing in dmapteclearone From: Jan Beulich The TLB flush code was wrong since xen-4.1.3-25.el5.127.20 commit: vtd-Refactor-iotlb-flush-code.patch, both ovm-3.2.9 and ovm-3.2.10 were...

openSUSE Security Update : xen (openSUSE-SU-2013:1876-1)

Xen was updated to 4.3.1 and also to fix various security issues and bugs : - bnc851749 - Xen service file does not call xend properly xend.service - Add missing requires to pciutils package for xend-tools - bnc851386 - xen: XSA-78: Insufficient TLB flushing in VT-d iommu code - Make -devel packa...

CVE-2013-6375

Xen 4.2.x and 4.3.x, when using Intel VT-d for PCI passthrough, does not properly flush the TLB after clearing a present translation table entry, which allows local guest administrators to cause a denial of service or gain privileges via unspecified vectors related to an "inverted boolean...