CVE-1999-1186: Red Hat Linux

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

rxvt, when compiled with the PRINT_PIPE option in various Linux operating systems including Linux Slackware 3.0 and RedHat 2.1, allows local users to gain root privileges by specifying a malicious program using the -print-pipe command line parameter.

Affected products

• Red Hat Linux: version 2.1 only
• Rxvt Rxvt: any version
• Slackware Slackware Linux: version 3.0 only

Published 1996-01-02. Last modified 2026-06-16.