The bridge ioctl (if_bridge code) in NetBSD 1.6 through 3.0 does not clear sensitive memory before copying ioctl results to the requesting process, which allows local users to obtain portions of kernel memory.
| Software | From | Fixed in |
|---|---|---|
| netbsd / netbsd | 1.6 | 1.6.x |
| netbsd / netbsd | 2.1 | 2.1.x |
| netbsd / netbsd | 2.0.2 | 2.0.2.x |
| netbsd / netbsd | 1.6.1 | 1.6.1.x |
| netbsd / netbsd | 2.0.3 | 2.0.3.x |
| netbsd / netbsd | 1.6.2 | 1.6.2.x |
| netbsd / netbsd | 1.6-beta | 1.6-beta.x |
| netbsd / netbsd | 2.0.1 | 2.0.1.x |
| netbsd / netbsd | 3.0 | 3.0.x |
| netbsd / netbsd | 2.0 | 2.0.x |