immunix

Multiple shell programs on various Unix systems, including (1) tcsh, (2) csh, (3) sh, and (4) bash, follow symlinks when processing << redirects (aka here-documents or in-here documents), which allows local users to overwrite files of other users via a symlink attack.

modprobe in the modutils 2.3.x package on Linux systems allows a local user to execute arbitrary commands via shell metacharacters.

Buffer overflow in ncurses library allows local users to execute arbitrary commands via long environmental information such as TERM or TERMINFO_DIRS.

ping in iputils before 20001010, as distributed on Red Hat Linux 6.2 through 7J and other operating systems, does not drop privileges after acquiring a raw socket, which increases ping's exposure to bugs that otherwise would occur at lower privileges.