cbcvebase.
CVE-2015-8555
published 2016-04-13

CVE-2015-8555: 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…

high8.6CVSS 3.0
AVNACLPRNUINSCCHINAN
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.

Affected

29 ranges· showing 25
VendorProductVersion rangeFixed in
citrixcitrix_adm
citrixcitrix_hypervisor
citrixcitrix_virtual_apps_and_desktops
citrixendpoint_management
citrixnetscaler_adc
citrixnetscaler_gateway
citrixxenserver
citrixxenserver
debianxen< xen 4.8.0~rc3-1 (bookworm)xen 4.8.0~rc3-1 (bookworm)
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen
xenxen

CVSS provenance

nvdv3.08.6HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
osv8.6HIGH