{"schema_version": "1.7.0", "id": "RLSA-2026:88359", "modified": "2026-10-23T12:16:19.525492Z", "published": "2026-10-23T12:11:02.998013Z", "upstream": ["CVE-2026-103484"], "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\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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "postgresql16-pgvector", "purl": "pkg:rpm/rocky-linux/postgresql16-pgvector?distro=rocky-linux-10&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:0.8.7-1.el10_2"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:88359"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2544842"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:88359"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:88359"}}