USN-2472-1: unzip vulnerabilities

Publication date

14 January 2015

Overview

unzip could be made to crash or run programs if it opened a specially crafted file.


Packages

  • unzip - De-archiver for .zip files

Details

Wolfgang Ettlinger discovered that unzip incorrectly handled certain
malformed zip archives. If a user or automated system were tricked into
processing a specially crafted zip archive, an attacker could possibly
execute arbitrary code.

Wolfgang Ettlinger discovered that unzip incorrectly handled certain
malformed zip archives. If a user or automated system were tricked into
processing a specially crafted zip archive, an attacker could possibly
execute arbitrary code.

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
14.10 utopic unzip –  6.0-12ubuntu1.1
14.04 trusty unzip –  6.0-9ubuntu1.1
12.04 precise unzip –  6.0-4ubuntu2.1
10.04 lucid unzip –  6.0-1ubuntu0.1

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