========================================================================== Ubuntu Security Notice USN-3483-1 November 20, 2017
procmail vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 17.10 - Ubuntu 17.04 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: formail could be made to crash or run programs if it processed specially crafted mail. Software Description: - procmail: Versatile e-mail processor Details: Jakub Wilk discovered that the formail tool incorrectly handled certain malformed mail messages. An attacker could use this flaw to cause formail to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10: procmail 3.22-25ubuntu0.17.10.1 Ubuntu 17.04: procmail 3.22-25ubuntu0.17.04.1 Ubuntu 16.04 LTS: procmail 3.22-25ubuntu0.16.04.1 Ubuntu 14.04 LTS: procmail 3.22-21ubuntu0.2 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3483-1 CVE-2017-16844 Package Information: https://launchpad.net/ubuntu/+source/procmail/3.22-25ubuntu0.17.10.1 https://launchpad.net/ubuntu/+source/procmail/3.22-25ubuntu0.17.04.1 https://launchpad.net/ubuntu/+source/procmail/3.22-25ubuntu0.16.04.1 https://launchpad.net/ubuntu/+source/procmail/3.22-21ubuntu0.2
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