=========================================================================Ubuntu Security Notice USN-3478-2
November 13, 2017
perl vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
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 versions:
Ubuntu 12.04 ESM:
perl 5.14.2-6ubuntu2.6
In general, a standard system update will make all the necessary
changes.
References:
https://ubuntu.com/security/notices/USN-3478-2
https://ubuntu.com/security/notices/USN-3478-1
CVE-2017-12883
