CVE-2002-1983: Qnx Rtos

Low severity, CVSS 2.1. EPSS: 1% chance of exploitation in the next 30 days.

The timer implementation in QNX RTOS 6.1.0 allows local users to cause a denial of service (hang) and possibly execute arbitrary code by creating multiple timers with a 1-ms tick.

Affected products

• Qnx Rtos: version 6.1.0 only

Published 2002-12-31. Last modified 2026-06-16.