CVE-2017-10918

Name	CVE-2017-10918
Description	Xen through 4.8.x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DLA-1132-1, DSA-3969-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
xen (PTS)	buster, buster (security)	4.11.4+107-gef32c7afa2-1	fixed
	bullseye (security), bullseye	4.14.5+86-g1c354767d5-1	fixed
	bookworm, sid	4.17.0-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
xen	source	wheezy	4.1.6.lts1-9	DLA-1132-1
xen	source	jessie	4.4.1-9+deb8u10	DSA-3969-1
xen	source	stretch	4.8.1-1+deb9u3	DSA-3969-1
xen	source	(unstable)	4.8.1-1+deb9u3

https://xenbits.xen.org/xsa/advisory-222.html