Ubuntu Security Notice USN-2875-1
19th January, 2016
libxml2 vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
libxml2 could be made to crash if it opened a specially crafted file.
Software description
- libxml2
- GNOME XML library
Details
It was discovered that libxml2 incorrectly handled certain malformed
documents. If a user or automated system were tricked into opening a
specially crafted document, an attacker could possibly cause libxml2 to
crash, resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
libxml2
2.9.2+zdfsg1-4ubuntu0.3
- Ubuntu 15.04:
libxml2
2.9.2+dfsg1-3ubuntu0.3
- Ubuntu 14.04 LTS:
libxml2
2.9.1+dfsg1-3ubuntu4.7
- Ubuntu 12.04 LTS:
libxml2
2.7.8.dfsg-5.1ubuntu4.14
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.