CVE-2000-0976: XFREE86 Project Xlib

Medium severity, CVSS 4.6. EPSS: 1% chance of exploitation in the next 30 days.

Buffer overflow in xlib in XFree 3.3.x possibly allows local users to execute arbitrary commands via a long DISPLAY environment variable or a -display command line parameter.

Affected products

• XFREE86 Project Xlib: version 3.3x only

Published 2000-12-19. Last modified 2026-09-23.