USN-1770-1: Perl vulnerability

19 March 2013

Perl could be made to stop responding if it received specially crafted input.

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Releases

Packages

  • perl - Practical Extraction and Report Language

Details

Yves Orton discovered that Perl incorrectly handled hashing when using
user-provided hash keys. An attacker could use this flaw to perform a
denial of service attack against software written in Perl.

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.

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Update instructions

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

Ubuntu 8.04
Ubuntu 12.10
Ubuntu 12.04
Ubuntu 11.10
Ubuntu 10.04

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

References

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Further reading