{"id":"CLSA-2026-1782404883","summary":"thunderbird: Fix of CVE-2026-12330","details":"- CVE-2026-12330: out-of-bounds write in intl/lwbrk LineBreaker\n  ComputeBreakPositions break-all path when GraphemeClusterBreakIteratorUtf16\n  yields a position reaching End-Of-Text; add bounds check guarding the\n  aBreakBefore[cur + *pos] write (Bug 2029326)","modified":"2026-10-26T09:30:20.802015898Z","published":"2026-06-25T16:28:19Z","upstream":["CVE-2026-12330"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/almalinux9.2esu/CLSA-2026-1782404883.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12330"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"TuxCare:AlmaLinux:9.2","purl":"pkg:rpm/tuxcare/thunderbird?distro=almalinux-9.2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"115.4.1-1.el9_2.alma.tuxcare.els14"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.2esu/CLSA-2026-1782404883.json"}}],"schema_version":"1.9.0"}