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Ubuntu Security Notice USN-3684-2
June 13, 2018

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

- Ubuntu 12.04 ESM

Summary:

Perl could be made to overwrite arbitrary files if it received
a specially crafted archive file.

Software Description:
- perl: Practical Extraction and Report Language

Details:

USN-3684-1 fixed a vulnerability in perl. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

 It was discovered that Perl incorrectly handled certain archive files.
 An attacker could possibly use this to overwrite arbitrary files.

Update instructions:

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

Ubuntu 12.04 ESM:
  perl                            5.14.2-6ubuntu2.8

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

References:
  https://usn.ubuntu.com/usn/usn-3684-2
  https://usn.ubuntu.com/usn/usn-3684-1
  CVE-2018-12015