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THREAT OPS › Threat News › [NVD] CVE-2026-14678 (MEDIUM 4.3) — 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

[NVD] CVE-2026-14678 (MEDIUM 4.3) — 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

mednvdPublished 2026-08-13

CVE-2026-14678 CVSS: 4.3 MEDIUM Published: 2026-08-13T13:17:45.150

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.

Indicators of compromise

CVE-2026-14678cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-14678