OpenBSD

OpenBSD 2.1 Security Advisories

These are the OpenBSD 2.1 advisories. All these problems are solved in OpenBSD 2.2. Some of these problems still exist in other operating systems.

Rfork() system call flaw (patch included)
Procfs flaws (patch included)
Deviant Signals (patch included)

OpenBSD 2.2 Security Advisories

These are the OpenBSD 2.2 advisories. All these problems are solved in OpenBSD current. Some of these problems still exist in other operating systems. Patches are provided

Intel P5 f00f lockup (patch included)
Sourcerouted Packet Acceptance (patch included)
Setuid coredump & Ruserok() flaw (patch included)
Read-write mmap() flaw (patch included)

Other security advisories that have (in the past) affected OpenBSD can be found at the Secure Networks archive.

If you find a new security problem, you can mail it to deraadt@openbsd.org.
If you wish to PGP encode it (but please only do so if privacy is very urgent, since it is inconvenient) use this pgp key.