libxml2: Multiple vulnerabilities — GLSA 201701-37

Multiple vulnerabilities have been found in libxml2, the worst of which could lead to the execution of arbitrary code.

Affected Packages

dev-libs/libxml2 on all architectures
Affected versions < 2.9.4-r1
Unaffected versions >= 2.9.4-r1

Background

libxml2 is the XML (eXtended Markup Language) C parser and toolkit initially developed for the Gnome project.

Description

Multiple vulnerabilities have been discovered in libxml2. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could entice a user or automated system to process a specially crafted XML document, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All libxml2 users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=dev-libs/libxml2-2.9.4-r1"
 

References

Release Date
January 16, 2017

Latest Revision
January 16, 2017: 01

Severity
normal

Exploitable
remote

Bugzilla entries