'succesful' nsupdate of remote server not persistent across nameserver restart?

Tony Finch dot at dotat.at
Wed Apr 27 10:07:53 UTC 2016

Matthew Pounsett <matt at conundrum.com> wrote:
> Privsep doesn't actually fix the same problem chroot does.   As I
> understand it, privsep reduces the attack surface for remote execution
> exploits by shuffling off privileged operations to a separate process, but
> if that process isn't chrooted and it has a remote code execution flaw then
> your entire system is opened up to attack.

Actually it is normal for privsep processes to chroot themselves, usually
to /var/empty - e.g.


f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/  -  I xn--zr8h punycode
Biscay: North 4 or 5. Slight or moderate. Showers. Good.

More information about the bind-users mailing list