Description
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.
References
- 25682 vdb-entry
- 1018693 vdb-entry
- netbsd-display-driver-dos(36598) vdb-entry
- 40810 vdb-entry