CVE-2005-2558: MySQL

Medium severity, CVSS 4.6. EPSS: 2.3% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the init_syms function in MySQL 4.0 before 4.0.25, 4.1 before 4.1.13, and 5.0 before 5.0.7-beta allows remote authenticated users who can create user-defined functions to execute arbitrary code via a long function_name field.

Affected products

• MySQL MySQL: version 4.1.0 only; version 4.1.3 only; version 4.1.10 only; version 5.0.1 only; version 5.0.2 only; version 5.0.3 only; …
• Oracle MySQL: version 4.0.0 only; version 4.0.1 only; version 4.0.2 only; version 4.0.3 only; version 4.0.4 only; version 4.0.5 only; …

Published 2005-08-16. Last modified 2026-06-16.