CVE-2026-14678 PostgreSQL pg_trgm picksplit reads past end of buffer

Buffer over-read in PostgreSQL pgtrgm 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...

CVE-2026-14678

The provided records identify CVE-2026-14678 as a buffer over-read in PostgreSQL’s pg_trgm index picksplit function, which reads past the end of a heap buffer. This may allow a table maintainer to infer limited memory values via the lossy signal of index split choices. Affected are PostgreSQL ver...

CVE-2026-14678: Buffer Over-read

Buffer over-read in PostgreSQL pgtrgm 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...

Vulnerability in contrib module (CVE-2026-14678)

PostgreSQL pgtrgm picksplit reads past end of buffer Buffer over-read in PostgreSQL pgtrgm 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,...

Linux Distros Unpatched Vulnerability : CVE-2026-14678

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Buffer over-read in PostgreSQL pgtrgm index picksplit function reads past end of a heap buffer. This might allow a table maintainer to infer limited memory...