Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 102.10.0. Security Fix: * Thunderbird: Revocation status of S/Mime recipient certificates was not checked * Mozilla: Matrix SDK bundled with Thunderbird vulnerable to denial-of-service attack * Mozilla: Fullscreen notification obscured * Mozilla: Potential Memory Corruption following Garbage Collector compaction * Mozilla: Invalid free from JavaScript code * Mozilla: Memory safety bugs fixed in Firefox 112 and Firefox ESR 102.10 * Mozilla: Memory Corruption in Safe Browsing Code * Thunderbird: Hang when processing certain OpenPGP messages * Mozilla: Content-Disposition filename truncation leads to Reflected File Download * Mozilla: Files with malicious extensions could have been downloaded unsafely on Linux * Mozilla: Incorrect optimization result on ARM64 * MFSA-TMP-2023-0001 Mozilla: Double-free in libwebp For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.