CVE-2016-3960

Name	CVE-2016-3960
Description	Integer overflow in the x86 shadow pagetable code in Xen allows local guest OS users to cause a denial of service (host crash) or possibly gain privileges by shadowing a superpage mapping.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DLA-571-1, DSA-3554-1
NVD severity	high
Debian Bugs	823620

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
xen (PTS)	stretch (security), stretch	4.8.5.final+shim4.10.4-1+deb9u12	fixed
	buster, buster (security)	4.11.4+107-gef32c7afa2-1	fixed
	bullseye (security), bullseye	4.14.3-1~deb11u1	fixed
	bookworm, sid	4.14.3-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
xen	source	wheezy	4.1.6.lts1-1	DLA-571-1
xen	source	jessie	4.4.1-9+deb8u5	DSA-3554-1
xen	source	(unstable)	4.8.0~rc3-1		823620

http://xenbits.xen.org/xsa/advisory-173.html