debian/hnswlib vulnerabilities

Latest debian/hnswlib CVEs

Newest publication first

1. CVE-2026-124959 Nmaslib Hnswlib and Spotify Voyager HNSW Index Deserialization Heap Out-of-Bounds Write

   Published 2026-11-09

   High·CVSS 7.1 EPSS 0.17%

   The loadIndex function in nmslib hnswlib and Spotify Voyager does not verify that the element count in a serialized HNSW index is within the stored capacity used to allocate the heap buffer. An attacker can supply a crafted index file with an element count greater than the stored...

2. CVE-2023-37365 hnswlib Double Free vulnerability

   Published 2023-06-30

   Medium·CVSS 6.5 EPSS 0.59%

   Hnswlib 0.7.0 has a double free in init_index when the M argument is a large integer.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.