CVE-2008-0166: Canonical Ubuntu Linux

High severity, CVSS 7.5. EPSS: 70.7% chance of exploitation in the next 30 days.

OpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that generates predictable numbers, which makes it easier for remote attackers to conduct brute force guessing attacks against cryptographic keys.

Affected products

• Canonical Ubuntu Linux: version 6.06 only; version 7.04 only; version 7.10 only; version 8.04 only
• Debian Debian Linux: version 4.0 only
• OpenSSL OpenSSL: from 0.9.8c-1, up to and including 0.9.8g

Published 2008-05-13. Last modified 2026-06-16.