CVE-2016-1834

Name	CVE-2016-1834
Description	Heap-based buffer overflow in the xmlStrncat function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.
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-503-1, DSA-3593-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libxml2 (PTS)	buster	2.9.4+dfsg1-7+deb10u4	fixed
	buster (security)	2.9.4+dfsg1-7+deb10u5	fixed
	bullseye (security), bullseye	2.9.10+dfsg-6.7+deb11u3	fixed
	bookworm, sid	2.9.14+dfsg-1.1	fixed

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

Package	Type	Release	Fixed Version	Origin
libxml2	source	wheezy	2.8.0+dfsg1-7+wheezy6	DLA-503-1
libxml2	source	jessie	2.9.1+dfsg1-5+deb8u2	DSA-3593-1
libxml2	source	(unstable)	2.9.3+dfsg1-1.1

https://git.gnome.org/browse/libxml2/commit/?id=8fbbf5513d609c1770b391b99e33314cd0742704 (v2.9.4)
https://bugzilla.gnome.org/show_bug.cgi?id=763071