FreeBSD 6.3, 6.4, 7.1, and 7.2 does not enforce permissions on the SIOCSIFINFO_IN6 IOCTL, which allows local users to modify or disable IPv6 network interfaces, as demonstrated by modifying the MTU.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 6.3 (including) | 6.3 (including) |
| Freebsd | Freebsd | 6.3-release_p10 (including) | 6.3-release_p10 (including) |
| Freebsd | Freebsd | 6.3-release_p11 (including) | 6.3-release_p11 (including) |
| Freebsd | Freebsd | 6.3-release_p6 (including) | 6.3-release_p6 (including) |
| Freebsd | Freebsd | 6.3-release_p8 (including) | 6.3-release_p8 (including) |
| Freebsd | Freebsd | 6.3-release_p9 (including) | 6.3-release_p9 (including) |
| Freebsd | Freebsd | 6.3_releng (including) | 6.3_releng (including) |
| Freebsd | Freebsd | 6.4 (including) | 6.4 (including) |
| Freebsd | Freebsd | 6.4-release (including) | 6.4-release (including) |
| Freebsd | Freebsd | 6.4-release_p2 (including) | 6.4-release_p2 (including) |
| Freebsd | Freebsd | 6.4-release_p3 (including) | 6.4-release_p3 (including) |
| Freebsd | Freebsd | 6.4-release_p4 (including) | 6.4-release_p4 (including) |
| Freebsd | Freebsd | 6.4-release_p5 (including) | 6.4-release_p5 (including) |
| Freebsd | Freebsd | 6.4-stable (including) | 6.4-stable (including) |
| Freebsd | Freebsd | 7.1 (including) | 7.1 (including) |
| Freebsd | Freebsd | 7.1-pre-release (including) | 7.1-pre-release (including) |
| Freebsd | Freebsd | 7.1-rc1 (including) | 7.1-rc1 (including) |
| Freebsd | Freebsd | 7.1-release-p1 (including) | 7.1-release-p1 (including) |
| Freebsd | Freebsd | 7.1-release-p2 (including) | 7.1-release-p2 (including) |
| Freebsd | Freebsd | 7.1-release-p4 (including) | 7.1-release-p4 (including) |
| Freebsd | Freebsd | 7.1-release-p5 (including) | 7.1-release-p5 (including) |
| Freebsd | Freebsd | 7.1-release-p6 (including) | 7.1-release-p6 (including) |
| Freebsd | Freebsd | 7.1-stable (including) | 7.1-stable (including) |
| Freebsd | Freebsd | 7.2 (including) | 7.2 (including) |
| Freebsd | Freebsd | 7.2-pre-release (including) | 7.2-pre-release (including) |
| Freebsd | Freebsd | 7.2-stable (including) | 7.2-stable (including) |