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CVE PROGRAM SOURCE RECORD8.1 High

CVE-2026-3172

pgvector buffer overflow in parallel HNSW index build

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Status
Published
Published
Updated
Assigning organization
PostgreSQL

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

n/a pgvector

Default version status: unaffected

  • 0.8.0 to < 0.8.2affected
  • 0.7.0affected
  • 0.6.0affected

References