CVEvulnerability
CVE-2026-14678
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2026-08-13
- Last modified
- 2026-08-29
- Assigner
- f86ef6dc-4d3a-42ad-8f28-e6d5547a5007
- CVSS 3.1 (f86ef6dc-4d3a-42ad-8f28-e6d5547a5007)
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-126
Description
Buffer over-read in PostgreSQL pg_trgm index picksplit function reads past end of a heap buffer. This might allow a table maintainer to infer limited memory values, via the lossy signal of index split choices. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
Affected configurations
• postgresql postgresql (>= 14.0 < 14.24)
• postgresql postgresql (>= 15.0 < 15.19)
• postgresql postgresql (>= 16.0 < 16.15)
• postgresql postgresql (>= 17.0 < 17.11)
• postgresql postgresql (>= 18.0 < 18.5)
Related
Weakness · CWE (1)
- CWE-126 Buffer Over-read weakness
References
- https://www.postgresql.org/support/security/CVE-2026-14678/ Vendor Advisory