CVE-2015-8555
Published: 13 April 2016
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.
Priority
Medium
CVSS 3 base score: 8.6
Status
| Package | Release | Status |
|---|---|---|
|
xen Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 16.04 LTS (Xenial Xerus) |
Released
(4.6.0-1ubuntu2)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
(trusty was released [4.4.2-0ubuntu0.14.04.4])
|
|
| Binaries built from this source package are in Universe and so are supported by the community. | ||