Ubuntu Security Notice USN-2453-1
7th January, 2015
mime-support vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS
Summary
run-mailcap could be made to run programs as your login if it opened a
specially crafted file.
Software description
- mime-support
– MIME support programs
Details
Timothy D. Morgan discovered that the run-mailcap tool incorrectly filtered
certain shell metacharacters in filenames. If a user or automated system
were tricked into opening a file with a specially-crafted filename, a
remote attacker could possibly execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 14.10:
-
mime-support
3.55ubuntu1.1
- Ubuntu 14.04 LTS:
-
mime-support
3.54ubuntu1.1
- Ubuntu 12.04 LTS:
-
mime-support
3.51-1ubuntu1.1
- Ubuntu 10.04 LTS:
-
mime-support
3.48-1ubuntu1.1
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.