The iBCS2 system call translator for statfs in NetBSD 1.5 through 1.5.3 and FreeBSD 4 up to 4.8-RELEASE-p2 and 5 up to 5.1-RELEASE-p1 allows local users to read portions of kernel memory (memory disclosure) via a large length parameter, which copies additional kernel memory into userland memory.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 4.0 | 4.0 |
| Freebsd | Freebsd | * | 4.8 |
| Freebsd | Freebsd | 5.0 | 5.0 |
| Freebsd | Freebsd | * | 5.1 |
| Netbsd | Netbsd | 1.5 | 1.5 |
| Netbsd | Netbsd | 1.5.1 | 1.5.1 |
| Netbsd | Netbsd | 1.5.2 | 1.5.2 |
| Netbsd | Netbsd | 1.5.3 | 1.5.3 |