Description
The dupfdopen function in sys/kern/kern_descrip.c in OpenBSD 3.7 and 3.8 allows local users to re-open arbitrary files by using setuid programs to access file descriptors using /dev/fd/.
References
- 22231 vdb-entry
- 16144 vdb-entry
- 1015437 vdb-entry
- [3.7] 20060105 008: SECURITY FIX: January 5, 2006 vendor-advisory
- 18296 third-party-advisory