cpio on FreeBSD 2.1.0, Debian GNU/Linux 3.0, and possibly other operating systems, uses a 0 umask when creating files using the -O (archive) or -F options, which creates the files with mode 0666 and allows local users to read or overwrite those files.
| Software | From | Fixed in |
|---|---|---|
| redhat / enterprise_linux | 4.0 | 4.0.x |
| ubuntu / ubuntu_linux | 4.10 | 4.10.x |
| mandrakesoft / mandrake_linux | 9.2 | 9.2.x |
| mandrakesoft / mandrake_linux | cs3.0 | cs3.0.x |
| freebsd / freebsd | 2.1.0 | 2.1.0.x |
| mandrakesoft / mandrake_linux | 10.0 | 10.0.x |
| redhat / enterprise_linux_desktop | 4.0 | 4.0.x |
| mandrakesoft / mandrake_linux | cs2.1 | cs2.1.x |
| debian / debian_linux | 3.0 | 3.0.x |
| mandrakesoft / mandrake_linux | 10.1 | 10.1.x |