kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset when reading the message buffer, which allows local users to read arbitrary kernel memory.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Netbsd | Netbsd | 1.6 | 1.6 |
Netbsd | Netbsd | 2.0 | 2.0 |
Netbsd | Netbsd | 2.0.3 | 2.0.3 |
Netbsd | Netbsd | 2.1 | 2.1 |