{"id":"DEBIAN-CVE-2026-18022","details":"Integer wraparound in IVFFlat index build in pgvector before 0.8.6 allows a database user to write data out-of-bounds, which could lead to arbitrary code execution. Only 32-bit systems are affected.","modified":"2026-09-14T17:00:52.028220935Z","published":"2026-07-29T20:17:02.593Z","upstream":["CVE-2026-18022"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-18022"}],"affected":[{"package":{"name":"pgvector","ecosystem":"Debian:13","purl":"pkg:deb/debian/pgvector?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8.0-1","0.8.1-1","0.8.1-2","0.8.2-1","0.8.3-1","0.8.4-1","0.8.5-1","0.8.6-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18022.json"}},{"package":{"name":"pgvector","ecosystem":"Debian:14","purl":"pkg:deb/debian/pgvector?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.8.0-1","0.8.1-1","0.8.1-2","0.8.2-1","0.8.3-1","0.8.4-1","0.8.5-1","0.8.6-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18022.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}