The Software Update Stack was updated to receive fixes and enhancements. libzypp: - CVE-2017-7435, CVE-2017-7436, CVE-2017-9269: Fix GPG check workflows, mainly for unsigned repositories and packages. - Fix gpg-pubkey release computation. - Update lsof blacklist. - Re-probe on refresh if the repository type changes. - Propagate proper error code to DownloadProgressReport. - Allow to trigger an appdata refresh unconditionally. - Support custom repo variables defined in /etc/zypp/vars.d. yast2-pkg-bindings: - Do not crash when the repository URL is not defined