{"id":"SUSE-SU-2026:21157-1","summary":"Security update for MozillaFirefox","details":"This update for MozillaFirefox fixes the following issues:\n\nUpdate to Firefox Extended Support Release 140.9.1 ESR (bsc#1261663).\n\n- MFSA 2026-27:\n  * CVE-2026-5731: memory safety bugs fixed in Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird ESR 140.9.1,\n    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\n    Thunderbird 149.0.2.\n","modified":"2026-04-22T18:25:01.348391Z","published":"2026-04-09T17:17:04Z","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-202621157-1/"},{"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":"MozillaFirefox","ecosystem":"SUSE:Linux Enterprise Server 16.0","purl":"pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2016.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.9.1-160000.1.1"}]}],"ecosystem_specific":{"binaries":[{"MozillaFirefox-devel":"140.9.1-160000.1.1","MozillaFirefox-translations-common":"140.9.1-160000.1.1","MozillaFirefox-translations-other":"140.9.1-160000.1.1","MozillaFirefox":"140.9.1-160000.1.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:21157-1.json"}},{"package":{"name":"MozillaFirefox","ecosystem":"SUSE:Linux Enterprise Server for SAP applications 16.0","purl":"pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"140.9.1-160000.1.1"}]}],"ecosystem_specific":{"binaries":[{"MozillaFirefox-devel":"140.9.1-160000.1.1","MozillaFirefox-translations-common":"140.9.1-160000.1.1","MozillaFirefox-translations-other":"140.9.1-160000.1.1","MozillaFirefox":"140.9.1-160000.1.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:21157-1.json"}}],"schema_version":"1.7.5"}