{"id":"ALSA-2026:88359","summary":"Important: postgresql16-pgvector security update","details":"Open-source vector similarity search for Postgres. Supports L2 distance, inner product, and cosine distance  \n\nSecurity Fix(es):  \n\n  * pgvector: pgvector: Arbitrary code execution via out-of-bounds write during IVFFlat index build (CVE-2026-103484)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-10-24T02:00:02.388313597Z","published":"2026-10-22T00:00:00Z","related":["CVE-2026-103484"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:88359"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-103484"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544842"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-88359.html"}],"affected":[{"package":{"name":"pgvector","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/pgvector"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.7-1.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:88359.json"}}],"schema_version":"1.9.0"}