This update for postgresql94 fixes the following issues: postgresql was updated to 9.4.19: https://www.postgresql.org/docs/current/static/release-9-4-19.html * CVE-2018-10915, bsc#1104199: Fix failure to reset libpq"s state fully between connection attempts. postgresql was updated to 9.4.18: - https://www.postgresql.org/about/news/1851/ - https://www.postgresql.org/docs/current/static/release-9-4-18.html A dump/restore is not required for those running 9.4.X. However, if the function marking mistakes mentioned in the first changelog entry below affect you, you will want to take steps to correct your database catalogs.