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PostgreSQL Buffer Over-read Vulnerability - CVE-2026-14678 - Vulnerability Database
PostgreSQL

PostgreSQL Buffer Over-read Vulnerability - CVE-2026-14678

Medium
Reference: CVE-2026-14678
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2026-14678
Title: PostgreSQL Buffer Over-read Vulnerability
Overview:

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 18.5 17.11 16.15 15.19 and 14.24 are affected.