{"id":"ALSA-2026:0026","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.  \n\nSecurity Fix(es):  \n\n  * firefox: Memory safety bugs fixed in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146 (CVE-2025-14333)\n  * firefox: Use-after-free in the WebRTC: Signaling component (CVE-2025-14321)\n  * firefox: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2025-14325)\n  * firefox: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component (CVE-2025-14322)\n  * firefox: Privilege escalation in the Netmonitor component (CVE-2025-14328)\n  * firefox: Privilege escalation in the Netmonitor component (CVE-2025-14329)\n  * firefox: Same-origin policy bypass in the Request Handling component (CVE-2025-14331)\n  * firefox: Privilege escalation in the DOM: Notifications component (CVE-2025-14323)\n  * firefox: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2025-14330)\n  * firefox: JIT miscompilation in the JavaScript Engine: JIT component (CVE-2025-14324)\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":"2026-02-04T04:34:01.885500Z","published":"2026-01-05T00:00:00Z","related":["CVE-2025-14321","CVE-2025-14322","CVE-2025-14323","CVE-2025-14324","CVE-2025-14325","CVE-2025-14328","CVE-2025-14329","CVE-2025-14330","CVE-2025-14331","CVE-2025-14333"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:0026"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14321"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14322"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14323"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14324"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14325"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14328"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14329"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14330"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14331"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-14333"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420502"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420503"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420504"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420506"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420508"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420509"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420512"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420513"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420516"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2420517"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-0026.html"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/thunderbird"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.6.0-1.el8_10.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:0026.json"}}],"schema_version":"1.7.3"}