지락문화예술공작단

USN-4090-1: PostgreSQL vulnerabilities postgresql-10, postgresql-11, postgresql-9.5 vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 19.04 Ubuntu 18.04 LTS Ubuntu 16.04 LTS Summary Several security issues were fixed in PostgreSQL. Software Description postgresql-11 – Object-relational SQL database postgresql-10 – Object-relational SQL database postgresql-9.5 – Object-relational SQL database Details Tom Lane discovered that PostgreSQL did not properly restrict functions declared as "SECURITY DEFINER". An attacker could use this to execute arbitrary SQL with the permissions of the function owner. (CVE-2019-10208) Andreas Seltenreich discovered that PostgreSQL did not properly handle user-defined hash equality operators. An attacker could use this to expose sensitive information (arbitrary PostgreSQL server memory). This issue only affected Ubuntu 19.04. (CVE-2019-10209) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 postgresql-11 – 11.5-0ubuntu0.19.04.1 Ubuntu 18.04 LTS [ more… ]