Mozilla: Memory safety bugs fixed in Firefox ESR 45.4 (MFSA 2016-85, MFSA 2016-86)

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird 45.4 allow remote attackers to cause a denial of service memory corruption and application crash or possibly execute arbitrary code via unknown vectors...