70: Daemons in the North

It's our last episode of 2014, and we'll be chatting with Dan Langille about the upcoming BSDCan conference. We'll find out what's planned and what sorts of presentations they're looking for. As usual, answers to viewer-submitted questions and all the week's news, coming up on BSD Now - the place to B.. SD.

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OpenBSD PIE enhancements

ASLR and PIE are great security features that OpenBSD has had enabled by default for a long time, in both the base system and ports, but they have one inherent problem
They only work with dynamic libraries and binaries, so if you have any static binaries, they don't get the same treatment
For example, the default shells (and many other things in /bin and /sbin) are statically linked
In the case of the static ones, you can always predict the memory layout, which is very bad and sort of defeats the whole purpose
With this and a few related commits, OpenBSD fixes this by introducing static self-relocation
More and more CPU architectures are being tested and getting support too; this isn't just for amd64 and i386 - VAX users can rest easy
It'll be available in 5.7 in May, or you can use a -current snapshot if you want to get a slice of the action now ***

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70: Daemons in the North

This episode was brought to you by

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