Buffer overflow in lpr, as used in BSD-based systems including Linux, allows local users to execute arbitrary code as root via a long -C (classification) command line option.

PASV core dump in wu-ftpd daemon when attacker uses a QUOTE PASV command after specifying a username and password.

Bash treats any character with a value of 255 as a command separator.

Buffer overflow in xmcd 2.1 allows local users to gain access through a user resource setting.

HP-UX gwind program allows users to modify arbitrary files.

HP Remote Watch allows a remote user to gain root access.

MIME buffer overflow in Sendmail 8.8.0 and 8.8.1 gives root access.

HPUX sysdiag allows local users to gain root privileges via a symlink attack during log file creation.

Denial of service when an attacker sends many SYN packets to create multiple connections without ever sending an ACK to complete the connection, aka SYN flood.

Transarc DCE Distributed File System (DFS) 1.1 for Solaris 2.4 and 2.5 does not properly initialize the grouplist for users who belong to a large number of groups, which could allow those users to gain access to resources that are protected by DFS.

(1) bash before 1.14.7, and (2) tcsh 6.05 allow local users to gain privileges via directory names that contain shell metacharacters (` back-tick), which can cause the commands enclosed in the directory name to be executed when the shell expands filenames using the \w option in the PS1 variable.

Buffer overflow and denial of service in Sendmail 8.7.5 and earlier through GECOS field gives root access to local users.

Vulnerability in a certain system call in SCO UnixWare 2.0.x and 2.1.0 allows local users to access arbitrary files and gain root privileges.

ppl program in HP-UX allows local users to create root files through symlinks.

Sendmail before 8.6.7 allows local users to gain root access via a large value in the debug (-d) command line option.

Pine before version 3.94 allows local users to gain privileges via a symlink attack on a lockfile that is created when a user receives new mail.

Buffer overflow in rwhod on AIX and other operating systems allows remote attackers to execute arbitrary code via a UDP packet with a long hostname.

Expreserve, as used in vi and ex, allows local users to overwrite arbitrary files and gain root access.

fm_fls license server for Adobe Framemaker allows local users to overwrite arbitrary files and gain root access.

vold in Solaris 2.x allows local users to gain root access.

Solaris 2.4 before kernel jumbo patch -35 allows set-gid programs to dump core even if the real user id is not in the set-gid group, which allows local users to overwrite or create files at higher privileges by causing a core dump, e.g. through dmesg.

Kodak Color Management System (KCMS) on Solaris allows a local user to write to arbitrary files and gain root access.

admintool in Solaris allows a local user to write to arbitrary files and gain root access.

Local user gains root privileges via buffer overflow in rdist, via lookup() function.

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.