{"id":"ALSA-2026:20586","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.  \n\nSecurity Fix(es):  \n\n  * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10.1 and Firefox 150.0.1 (CVE-2026-7323)\n  * firefox: thunderbird: Information disclosure due to incorrect boundary conditions in the Audio/Video component (CVE-2026-7320)\n  * firefox: thunderbird: Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1 (CVE-2026-7322)\n  * firefox: thunderbird: webrtc: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component (CVE-2026-7321)\n\n\nFor 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.\n","modified":"2026-05-26T15:44:25.402521073Z","published":"2026-05-26T00:00:00Z","related":["CVE-2026-7320","CVE-2026-7321","CVE-2026-7322","CVE-2026-7323"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:20586"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-7320"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-7321"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-7322"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-7323"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2463481"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2463483"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2463484"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2463485"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-20586.html"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/thunderbird"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.10.1-1.el8_10.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:20586.json"}}],"schema_version":"1.7.5"}