CVE-2009-2411: Subversion

High severity, CVSS 8.5. EPSS: 5.1% chance of exploitation in the next 30 days.

Multiple integer overflows in the libsvn_delta library in Subversion before 1.5.7, and 1.6.x before 1.6.4, allow remote authenticated users and remote Subversion servers to execute arbitrary code via an svndiff stream with large windows that trigger a heap-based buffer overflow, a related issue to CVE-2009-2412.

Affected products

• Subversion Subversion: up to and including 1.5.6; version 0.22.1 only; version 0.23.0 only; version 0.24.0 only; version 0.24.1 only; version 0.24.2 only; …

Published 2009-08-07. Last modified 2026-06-16.