CVE-2007-3654
The display driver allocattr functions in NetBSD 3.0 through 4.0_BETA2, and NetBSD-current before 20070728, allow local users to cause a denial of service (panic) via a (1) negative or (2) large value in an ioctl call, as demonstrated by the vga_allocattr function.
Date published : 2007-09-17
http://www.securityfocus.com/bid/25682
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2007-006.txt.asc