Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 115.8.0. Security Fix(es): * Mozilla: Out-of-bounds memory read in networking channels (CVE-2024-1546) * Mozilla: Alert dialog could have been spoofed on another site (CVE-2024-1547) * Mozilla: Memory safety bugs fixed in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8 (CVE-2024-1553) * Mozilla: Fullscreen Notification could have been hidden by select element (CVE-2024-1548) * Mozilla: Custom cursor could obscure the permission dialog (CVE-2024-1549) * Mozilla: Mouse cursor re-positioned unexpectedly could have led to unintended permission grants (CVE-2024-1550) * Mozilla: Multipart HTTP Responses would accept the Set-Cookie header in response parts (CVE-2024-1551) * Mozilla: Incorrect code generation on 32-bit ARM devices (CVE-2024-1552) 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.