Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 115.4.1.
Security Fix(es):
- Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)
- Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4 (CVE-2023-5730)
- libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)
- Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)
- Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)
- Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash. (CVE-2023-5728)
- Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.