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USN-3478-2: Perl vulnerability

Unix Server vom 13.11.2017 um 20:51 Uhr | Quelle ubuntu.com

Ubuntu Security Notice USN-3478-2

13th November, 2017

perl vulnerability

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

  • Ubuntu 12.04 LTS

Summary

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

Software description

  • perl - Practical Extraction and Report Language

Details

USN-3478-1 fixed two vulnerabilities in Perl. This update
provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Jakub Wilk discovered that Perl incorrectly handled certain regular
expressions. An attacker could use this issue to cause Perl to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2017-12883)

Update instructions

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

Ubuntu 12.04 LTS:
perl 5.14.2-6ubuntu2.6

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

CVE-2017-12883

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