Vigil@nce - libxml2: three vulnerabilities
July 2016 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can use several vulnerabilities of libxml2.
Impacted products: iOS by Apple, iPhone, Mac OS X, Debian,
libxml2, openSUSE Leap, RHEL, Slackware, SLES, Ubuntu.
Severity: 2/4.
Creation date: 25/05/2016.
DESCRIPTION OF THE VULNERABILITY
Several vulnerabilities were announced in libxml2.
An attacker can force a read at an invalid address via
xmlParseName, in order to trigger a denial of service, or to
obtain sensitive information. [severity:1/4; CVE-2016-4447]
An attacker can use a format string attack, in order to trigger a
denial of service, and possibly to run code. [severity:2/4;
CVE-2016-4448]
An attacker can generate a memory corruption via Entities Content,
in order to trigger a denial of service, and possibly to run code.
[severity:2/4; CVE-2016-4449]
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/libxml2-three-vulnerabilities-19694