CVE-2025-4207 Information

Description

Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination. This affects the database server and also libpq. Versions before PostgreSQL 17.5 16.9 15.13 14.18 and 13.21 are affected.

Reference

https://www.postgresql.org/support/security/CVE-2025-4207/