CVE-2003-0609: Sun Solaris

High severity, CVSS 7.2. EPSS: 3.5% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the runtime linker, ld.so.1, on Solaris 2.6 through 9 allows local users to gain root privileges via a long LD_PRELOAD environment variable.

Affected products

• Sun Solaris: version 2.6 only; version 7.0 only; version 8.0 only; version 9.0 only
• Sun Sunos: affected versions not specified; version 5.7 only; version 5.8 only

Published 2003-08-27. Last modified 2026-06-16.