USN-953-1: fastjar vulnerability

Publication date

21 June 2010

Overview


Packages

Details

Dan Rosenberg discovered that fastjar incorrectly handled file paths
containing ".." when unpacking archives. If a user or an automated system
were tricked into unpacking a specially crafted jar file, arbitrary files
could be overwritten with user privileges.

Dan Rosenberg discovered that fastjar incorrectly handled file paths
containing ".." when unpacking archives. If a user or an automated system
were tricked into unpacking a specially crafted jar file, arbitrary files
could be overwritten with user privileges.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
9.10 karmic fastjar –  2:0.98-1ubuntu0.9.10.1
9.04 jaunty fastjar –  2:0.97-3ubuntu0.1
8.04 hardy fastjar –  2:0.95-1ubuntu2.1
10.04 lucid fastjar –  2:0.98-1ubuntu0.10.04.1

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