Zyxel GS1900 series switches that received a fix for CVE-2026-7273 are still open to an exploit attackers used.

A buffer overflow occurs when a program or process attempts to write more data to a fixed-length block of memory, or buffer, than the buffer is allocated to hold. Buffers contain a defined amount of ...

This chapter illustrates the basics and the exploitation of stack overflows. In 1996, stack-based buffer overflows were the first type of vulnerability described as a separate class. (See "Smashing ...