{"id":"ALSA-2026:19370","summary":"Important: firefox security update","details":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.  \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":"2026-05-26T16:14:27.250175605Z","published":"2026-05-19T00:00:00Z","related":["CVE-2026-7320","CVE-2026-7321","CVE-2026-7322","CVE-2026-7323"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:19370"},{"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/9/ALSA-2026-19370.html"}],"affected":[{"package":{"name":"firefox","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/firefox"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.10.1-1.el9_8.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:19370.json"}},{"package":{"name":"firefox-x11","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/firefox-x11"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.10.1-1.el9_8.alma.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:19370.json"}}],"schema_version":"1.7.5"}