CVE-2008-3144: Python

Medium severity, CVSS 5.0. EPSS: 4.2% chance of exploitation in the next 30 days.

Multiple integer overflows in the PyOS_vsnprintf function in Python/mysnprintf.c in Python 2.5.2 and earlier allow context-dependent attackers to cause a denial of service (memory corruption) or have unspecified other impact via crafted input to string formatting operations. NOTE: the handling of certain integer values is also affected by related integer underflows and an off-by-one error.

Affected products

• Python Python: up to and including 2.5.2

Published 2008-08-01. Last modified 2026-06-16.