Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 115.3.1.
Security Fix(es):
firefox: use-after-free in workers (CVE-2023-3600)
Mozilla: Out-of-bounds write in PathOps (CVE-2023-5169)
Mozilla: Use-after-free in Ion Compiler (CVE-2023-5171)
Mozilla: Memory safety bugs fixed in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3 (CVE-2023-5176)
libvpx: Heap buffer overflow in vp8 encoding in libvpx (CVE-2023-5217)
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.