Ubuntu Security Notice USN-2670-1
8th July, 2015
libwmf vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.04
- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Summary
libwmf could be made to crash or run programs as your login if it opened a
specially crafted file.
Software description
- libwmf
– Windows metafile conversion tools
Details
Fernando Muñoz and Stefan Cornelius discovered that libwmf incorrectly
handled certain malformed images. If a user or automated system were
tricked into opening a crafted image file, an attacker could cause a denial
of service or execute arbitrary code with privileges of the user invoking
the program.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.04:
-
libwmf0.2-7
0.2.8.4-10.3ubuntu1.15.04.1
- Ubuntu 14.10:
-
libwmf0.2-7
0.2.8.4-10.3ubuntu1.14.10.1
- Ubuntu 14.04 LTS:
-
libwmf0.2-7
0.2.8.4-10.3ubuntu1.14.04.1
- Ubuntu 12.04 LTS:
-
libwmf0.2-7
0.2.8.4-10ubuntu1.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.