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USN-4251-1: Tomcat vulnerabilities tomcat8 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Summary Several security issues were fixed in Tomcat. Software Description tomcat8 – Servlet and JSP engine Details It was discovered that Tomcat incorrectly handled the RMI registry when configured with the JMX Remote Lifecycle Listener. A local attacker could possibly use this issue to obtain credentials and gain complete control over the Tomcat instance. (CVE-2019-12418) It was discovered that Tomcat incorrectly handled FORM authentication. A remote attacker could possibly use this issue to perform a session fixation attack. (CVE-2019-17563) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS libtomcat8-java – 8.0.32-1ubuntu1.11 tomcat8 – 8.0.32-1ubuntu1.11 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make [ more… ]

USN-4250-1: MySQL vulnerabilities mysql-5.7, mysql-8.0 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.10 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in MySQL. Software Description mysql-8.0 – MySQL database mysql-5.7 – MySQL database Details Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 8.0.19 in Ubuntu 19.10. Ubuntu 16.04 LTS and Ubuntu 18.04 LTS have been updated to MySQL 5.7.29. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see the following for more information: https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-29.html https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-19.html https://www.oracle.com/security-alerts/cpujan2020.html Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.10 mysql-server-8.0 – 8.0.19-0ubuntu0.19.10.3 Ubuntu 18.04 LTS mysql-server-5.7 – 5.7.29-0ubuntu0.18.04.1 Ubuntu [ more… ]

USN-4230-2: ClamAV vulnerability clamav vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 14.04 ESM Ubuntu 12.04 ESM Summary ClamAV could be made to crash if it opened a specially crafted file. Software Description clamav – Anti-virus utility for Unix Details USN-4230-1 fixed a vulnerability in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that ClamAV incorrectly handled certain MIME messages. A remote attacker could possibly use this issue to cause ClamAV 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 14.04 ESM clamav – 0.102.1+dfsg-0ubuntu0.14.04.1+esm1 Ubuntu 12.04 ESM clamav – 0.102.1+dfsg-0ubuntu0.12.04.1 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. This update uses a new upstream [ more… ]