Buffer Overflow Vulnerability in GNU cflow Lexer Component
CVE-2025-8736
4.8MEDIUM
Key Information:
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👾 Exploit Exists🟡 Public PoC
What is CVE-2025-8736?
A buffer overflow vulnerability exists in GNU cflow's Lexer component, specifically in the yylex function located in the c.c file. This flaw allows for potential exploitation requiring local access, leading to unintended memory manipulation. The vulnerability has been publicly disclosed, highlighting the need for immediate attention to versions affected, specifically those up to 1.8.
Affected Version(s)
cflow 1.0
cflow 1.1
cflow 1.2
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.