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USN-2502-1: unzip vulnerabilities

17 February 2015

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

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Releases

Packages

  • 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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 14.10
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading