Updated firefox packages fix security vulnerabilities:
Mozilla: Memory safety bugs fixed in Firefox ESR 52.8 (CVE-2018-5150).
Mozilla: Backport critical security fixes in Skia (CVE-2018-5183).
Mozilla: Use-after-free with SVG animations and clip paths (CVE-2018-5154).
Mozilla: Use-after-free with SVG animations and text paths (CVE-2018-5155).
Mozilla: Same-origin bypass of PDF Viewer to view protected PDF files (CVE-2018-5157).
Mozilla: Malicious PDF can inject JavaScript into PDF Viewer (CVE-2018-5158).
Mozilla: Integer overflow and out-of-bounds write in Skia (CVE-2018-5159).
Mozilla: Lightweight themes can be installed without user interaction (CVE-2018-5168).
Mozilla: Buffer overflow during UTF-8 to Unicode string conversion through legacy extension (CVE-2018-5178).
Rootcerts has been updated to 20180411.