CVE-2018-25220: Bochs Project Bochs

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Bochs 2.6-5 contains a stack-based buffer overflow vulnerability that allows attackers to execute arbitrary code by supplying an oversized input string to the application. Attackers can craft a malicious payload with 1200 bytes of padding followed by a return-oriented programming chain to overwrite the instruction pointer and execute shell commands with application privileges.

Affected products

Published 2026-03-28. Last modified 2026-06-17.