{"schemaVersion":3,"id":"OPENSUSE-SU-2021:1091-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for MozillaThunderbird\n\nThis update for MozillaThunderbird fixes the following issues:\n\nMozilla Thunderbird 78.12\n\n  * fixed: Sending an email containing HTML links with spaces in\n    the URL sometimes resulted in broken links\n  * fixed: Folder Pane display theme fixes for macOS\n  * fixed: Chat account settings did not always save as expected\n  * fixed: RSS feed subscriptions sometimes lost\n  * fixed: Calendar: A parsing error for alarm triggers of type\n    'DURATION' caused sync problems for some users\n  * fixed: Various security fixes\n\nMFSA 2021-30 (bsc#1188275)\n\n* CVE-2021-29969: IMAP server responses sent by a MITM prior to STARTTLS could be processed\n* CVE-2021-29970: Use-after-free in accessibility features of a document\n* CVE-2021-30547: Out of bounds write in ANGLE\n* CVE-2021-29976: Memory safety bugs fixed in Thunderbird 78.12\n\nThis update was imported from the SUSE:SLE-15-SP2:Update update project.","dates":{"published":"2021-08-04T00:14:42.000Z","modified":"2026-02-04T02:30:29.901Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"opensuse","product":"MozillaThunderbird&distro=openSUSE Leap 15.2","name":"MozillaThunderbird","label":"MozillaThunderbird&distro=openSUSE Leap 15.2","ecosystem":"openSUSE","cpePart":null,"purl":"pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE Leap 15.2","purlType":"rpm","versions":[{"text":"< 78.12.0-lp152.2.48.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 78.12.0-lp152.2.48.2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/ABQT6TDIB2IQ4ZZNUZXMHLE7ZDVD4YBM/","label":"lists.opensuse.org/archives/…","hostname":"lists.opensuse.org","tags":["Advisory"]},{"url":"https://bugzilla.suse.com/1188275","label":"bugzilla.suse.com/1188275","hostname":"bugzilla.suse.com","tags":["REPORT"]},{"url":"https://www.suse.com/security/cve/CVE-2021-29969","label":"www.suse.com/security/cve/CVE-2021-29969","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-29970","label":"www.suse.com/security/cve/CVE-2021-29970","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-29976","label":"www.suse.com/security/cve/CVE-2021-29976","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2021-30547","label":"www.suse.com/security/cve/CVE-2021-30547","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2021-29969","CVE-2021-29970","CVE-2021-29976","CVE-2021-30547"],"downstream":[],"duplicates":[],"related":["CVE-2021-29969","CVE-2021-29970","CVE-2021-29976","CVE-2021-30547"]},"timeline":[{"kind":"published","date":"2021-08-04T00:14:42.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-02-04T02:30:29.901Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-22T13:38:20.151Z","stale":false,"partial":false}}