{"id":"SUSE-SU-2026:1379-1","summary":"Security update for MozillaThunderbird","details":"This update for MozillaThunderbird fixes the following issues:\n\n- Update to 149.0.2 and 140.9.1esr (bsc#1261663).\n- CVE-2026-5731: Memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2.\n- CVE-2026-5732: Incorrect boundary conditions, integer overflow in the Graphics: Text component.\n- CVE-2026-5734: Memory safety bugs fixed in Firefox ESR 140.9.1, Thunderbird ESR 140.9.1, Firefox 149.0.2 and Thunderbird 149.0.2.\n","modified":"2026-04-17T09:00:21.251411Z","published":"2026-04-16T08:42:00Z","related":["CVE-2026-5731","CVE-2026-5732","CVE-2026-5734"],"upstream":["CVE-2026-5731","CVE-2026-5732","CVE-2026-5734"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261379-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1261663"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-5731"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-5732"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-5734"}],"affected":[{"package":{"name":"MozillaThunderbird","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP7","purl":"pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.9.1-150200.8.266.1"}]}],"ecosystem_specific":{"binaries":[{"MozillaThunderbird":"140.9.1-150200.8.266.1","MozillaThunderbird-translations-common":"140.9.1-150200.8.266.1","MozillaThunderbird-translations-other":"140.9.1-150200.8.266.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1379-1.json"}},{"package":{"name":"MozillaThunderbird","ecosystem":"SUSE:Linux Enterprise Workstation Extension 15 SP7","purl":"pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.9.1-150200.8.266.1"}]}],"ecosystem_specific":{"binaries":[{"MozillaThunderbird-translations-common":"140.9.1-150200.8.266.1","MozillaThunderbird-translations-other":"140.9.1-150200.8.266.1","MozillaThunderbird":"140.9.1-150200.8.266.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:1379-1.json"}}],"schema_version":"1.7.5"}