Total vulnerabilities in the database
FreeBSD 4.3 does not properly clear shared signal handlers when executing a process, which allows local users to gain privileges by calling rfork with a shared signal handler, having the child process execute a setuid program, and sending a signal to the child.
| Software | From | Fixed in |
|---|---|---|
| freebsd / freebsd | 4.1 | 4.1.x |
| freebsd / freebsd | 4.2 | 4.2.x |
| freebsd / freebsd | 4.0 | 4.0.x |
| freebsd / freebsd | 4.3 | 4.3.x |