CVE-2009-20004

gAlan 0.2.1, a modular audio processing environment for Windows, is vulnerable to a stack-based buffer overflow when parsing .galan files. The application fails to properly validate the length of input data, allowing a specially crafted file to overwrite the stack and execute arbitrary code. Exploitation requires local interaction, typically by convincing a user to open the malicious file.

Scoring

Severity
HIGH
CVSS base score
8.4
CVSS vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS probability
3.47%
CWE
CWE-121
Published
2025-08-21
Last modified
2026-05-15

Affected products

Weakness type

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