CVE-2015-8554

Published: 14 April 2016

Buffer overflow in hw/pt-msi.c in Xen 4.6.x and earlier, when using the qemu-xen-traditional (aka qemu-dm) device model, allows local x86 HVM guest administrators to gain privileges by leveraging a system with access to a passed-through MSI-X capable physical PCI device and MSI-X table entries, related to a "write path."

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
qemu-kvm
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 16.04 LTS (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

xen
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 16.04 LTS (Xenial Xerus) Not vulnerable

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.