| Name | CVE-2026-3172 |
| Description | Buffer overflow in parallel HNSW index build in pgvector 0.6.0 through 0.8.1 allows a database user to leak sensitive data from other relations or crash the database server. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| pgvector (PTS) | trixie | 0.8.0-1 | vulnerable |
| forky, sid | 0.8.2-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| pgvector | source | (unstable) | 0.8.2-1 |
https://github.com/pgvector/pgvector/issues/959
Fixed by: https://github.com/pgvector/pgvector/commit/b7e680d41ae93fe3c01b4c775e657893b5cf35fb (v0.8.2)