SECURITY

USN-3601-1: Memcached vulnerability memcached vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Memcached could be made to crash if it received specially crafted network traffic. Software Description memcached – high-performance memory object caching system Details It was discovered that Memcached incorrectly handled reusing certain items. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10 memcached – 1.4.33-1ubuntu3.3 Ubuntu 16.04 LTS memcached – 1.4.25-2ubuntu1.4 Ubuntu 14.04 LTS memcached – 1.4.14-0ubuntu9.3 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-2018-1000127 Source: USN-3601-1: Memcached vulnerability

USN-3600-1: PHP vulnerabilities php5, php7.0, php7.1 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 17.10 Ubuntu 16.04 LTS Ubuntu 14.04 LTS Summary Several security issues were fixed in PHP. Software Description php7.1 – HTML-embedded scripting language interpreter php7.0 – HTML-embedded scripting language interpreter php5 – HTML-embedded scripting language interpreter Details It was discovered that PHP incorrectly handled certain stream metadata. A remote attacker could possibly use this issue to set arbitrary metadata. This issue only affected Ubuntu 14.04 LTS. (CVE-2016-10712) It was discovered that PHP incorrectly handled the PHAR 404 error page. A remote attacker could possibly use this issue to conduct cross-site scripting (XSS) attacks. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10. (CVE-2018-5712) It was discovered that PHP incorrectly handled parsing certain HTTP responses. A remote attacker could use this issue [ more… ]