USN-2502-1: unzip vulnerabilities

Ubuntu Security Notice USN-2502-1


17th February, 2015


unzip vulnerabilities


A security issue affects these releases of Ubuntu and its derivatives:



  • Ubuntu 14.10

  • Ubuntu 14.04 LTS

  • Ubuntu 12.04 LTS


Summary


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


Software description



  • unzip - De-archiver for .zip files


Details


William Robinet 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


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



Ubuntu 14.10:

unzip 6.0-12ubuntu1.3

Ubuntu 14.04 LTS:

unzip 6.0-9ubuntu1.3

Ubuntu 12.04 LTS:

unzip 6.0-4ubuntu2.3


To update your system, please follow these instructions: http://bit.ly/1aJDvTw.


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


References


CVE-2015-1315






from Ubuntu Security Notices http://bit.ly/1Dn9afn