{"id":"DEBIAN-CVE-2026-4430","details":"Out-of-bounds write vulnerability in The Document Foundation LibreOffice via crafted OOXML documents with mismatched encryption salt parameters.  This issue affects LibreOffice: from 26.2 before 26.2.3, from 25.8 before 25.8.7.","modified":"2026-09-14T17:03:13.713479434Z","published":"2026-05-07T08:16:00.967Z","upstream":["CVE-2026-4430"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-4430"}],"affected":[{"package":{"name":"libreoffice","ecosystem":"Debian:12","purl":"pkg:deb/debian/libreoffice?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:7.4.7-1+deb12u11"}]}],"versions":["4:7.4.5-3","4:7.4.7-1","4:7.4.7-1+deb12u1","4:7.4.7-1+deb12u10","4:7.4.7-1+deb12u1~bpo11+1","4:7.4.7-1+deb12u2","4:7.4.7-1+deb12u2~bpo11+1","4:7.4.7-1+deb12u3","4:7.4.7-1+deb12u4","4:7.4.7-1+deb12u5","4:7.4.7-1+deb12u6","4:7.4.7-1+deb12u7","4:7.4.7-1+deb12u8","4:7.4.7-1+deb12u9","4:7.4.7-1~bpo11+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4430.json"}},{"package":{"name":"libreoffice","ecosystem":"Debian:13","purl":"pkg:deb/debian/libreoffice?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:25.2.3-2+deb13u4"}]}],"versions":["4:25.2.3-2","4:25.2.3-2+deb13u1","4:25.2.3-2+deb13u2","4:25.2.3-2+deb13u2~bpo12+1","4:25.2.3-2+deb13u3","4:25.2.3-2+deb13u3~bpo12+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4430.json"}},{"package":{"name":"libreoffice","ecosystem":"Debian:14","purl":"pkg:deb/debian/libreoffice?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:26.2.3.2-2"}]}],"versions":["4:25.2.3-2","4:25.8.0-1","4:25.8.0-1~bpo13+1","4:25.8.0~alpha1-1","4:25.8.0~alpha1-2","4:25.8.0~beta1-1","4:25.8.0~rc1-1","4:25.8.0~rc1-2","4:25.8.0~rc2-1","4:25.8.0~rc2-2","4:25.8.0~rc3-1","4:25.8.0~rc4-1","4:25.8.0~rc4-2","4:25.8.1-1","4:25.8.1-1~bpo13+1","4:25.8.1~rc1-1","4:25.8.2-1","4:25.8.2-2","4:25.8.2-3","4:25.8.2-3~bpo13+1","4:25.8.2~rc1-1","4:25.8.2~rc2-1","4:25.8.3-1","4:25.8.3-1+ports","4:25.8.3-1~bpo13+1","4:25.8.3~rc1-1","4:25.8.3~rc2-1","4:25.8.4-1","4:25.8.4-1~bpo13+1","4:26.2.0-1","4:26.2.0-1~bpo13+1","4:26.2.0~alpha1-1","4:26.2.0~alpha1-2","4:26.2.0~alpha1-3","4:26.2.0~beta1-1","4:26.2.0~rc1-1","4:26.2.0~rc2-1","4:26.2.0~rc3-1","4:26.2.1-1","4:26.2.1-1~bpo13+1","4:26.2.1~rc1-1","4:26.2.1~rc2-1","4:26.2.2.1-1","4:26.2.2.1-2","4:26.2.2.2-1","4:26.2.2.2-2","4:26.2.2.2-3","4:26.2.2.2-3~bpo13+1","4:26.2.3.1-1","4:26.2.3.2-1","4:26.2.3.2-2~bpo13+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-4430.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}