CVE-2018-25220

Critical

Description

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.

SeverityCritical
CVSS9.8
Exploit probability51. percentile0.6%
ProductBochs
PublishedMar 28, 2026
First seenMar 28, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
bochs_project bochs2.6.5—

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