Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 52.7.0. Security Fix: * Mozilla: Memory safety bugs fixed in Firefox 59 and Firefox ESR 52.7 * Mozilla: Memory safety bugs fixed in Firefox ESR 52.7 * Mozilla: Vorbis audio processing out of bounds write * Mozilla: Buffer overflow manipulating SVG animatedPathSegList * Mozilla: Out-of-bounds write with malformed IPC messages * Mozilla: Integer overflow during Unicode conversion For more details about the security issue, including the impact, a CVSS score, and other related information, refer to the CVE page listed in the References section. Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Bob Clary, Olli Pettay, Christian Holler, Nils Ohlmeier, Randell Jesup, Tyson Smith, Ralph Giles, Philipp, Jet Villegas, Richard Zhu via Trend Micro"s Zero Day Initiative, Nils, James Grant, and Root Object as the original reporters.