CVE-2015-8555: Exposure of Sensitive Information to an Unauthorized Actor

Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and earlier do not initialize x86 FPU stack and XMM registers when XSAVE/XRSTOR are not used to manage guest extended register state, which allows local guest domains to obtain sensitive information from other domains via unspecified vectors...

PT-2016-3927

Name of the Vulnerable Software and Affected Versions Xen versions 4.6.x through 4.3.x and earlier Description The issue allows local guest domains to obtain sensitive information from other domains via unspecified vectors due to the lack of initialization of x86 FPU stack and XMM registers when...