Security vulnerabilities and automated fixes for dubbo issues
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A critical heap buffer overflow vulnerability was discovered and patched in a Dubbo protocol module, where six unchecked `ngx_memcpy` calls could allow attackers to corrupt heap memory by sending crafted oversized string fields. This type of vulnerability — classified as CWE-120, a "Classic Buffer Copy Without Checking Size of Input" — is one of the oldest and most dangerous bug classes in C/C++ programming. Understanding how it works and how to prevent it is essential knowledge for any develope