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.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://github.com/pgvector/pgvector/issues/959 |
|
History
Thu, 26 Feb 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 26 Feb 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Pgvector
Pgvector pgvector |
|
| Vendors & Products |
Pgvector
Pgvector pgvector |
Wed, 25 Feb 2026 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | pgvector buffer overflow in parallel HNSW index build | |
| Weaknesses | CWE-191 CWE-787 |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: PostgreSQL
Published: 2026-02-25T20:59:10.051Z
Updated: 2026-02-26T15:04:08.481Z
Reserved: 2026-02-24T22:42:24.733Z
Link: CVE-2026-3172
Updated: 2026-02-26T15:03:39.831Z
Status : Received
Published: 2026-02-25T21:16:44.857
Modified: 2026-02-25T21:16:44.857
Link: CVE-2026-3172
No data.