Bug#516394: djbdns

2012-01-08 Thread Russ Allbery
Florian Weimer writes: > Here's an attempt of a write-up of the maths involved, ready for pasting > into LaTeX. Hopefully, it's not too embarrassing for me. It's been a > while I did such stuff, probability theory wasn't my forte, and I have > no idea what to do to reduce the final quotient. T

Bug#516394: djbdns

2012-01-08 Thread Florian Weimer
* Russ Allbery: > The remaining statement on this bug from the security team is: > > | djbdns should not be part of squeeze until it is properly hardened > | against cache poisoning. It is between 100 and 200 times easier than > | with other DNS servers. > > I don't understand the basis of that c

Bug#516394: djbdns

2012-01-06 Thread Russ Allbery
Robert Edmonds writes: > Russ Allbery wrote: >> So far as I understand the additional protection provided by duplicate >> query merging, the attack that protects against practically requires >> direct access to the caching resolver, so listening only on localhost >> (or the equivalent) would make

Bug#516394: djbdns (was: negative vote for maintainer Michael Gilbert)

2012-01-06 Thread Robert Edmonds
Russ Allbery wrote: > So far as I understand the additional protection provided by duplicate > query merging, the attack that protects against practically requires > direct access to the caching resolver, so listening only on localhost (or > the equivalent) would make dnscache equivalently secure t

Bug#516394: djbdns (was: negative vote for maintainer Michael Gilbert)

2012-01-06 Thread Sergiusz Pawlowicz
On Fri, Jan 6, 2012 at 19:46, Russ Allbery wrote: > Sergiusz Pawlowicz writes: > >> As dnscache in Debian package is not configured to be run out of the >> box, security team effectively prohibits the community from using >> absolutely free, safe and efficient software, as there is no exploits >

Bug#516394: djbdns (was: negative vote for maintainer Michael Gilbert)

2012-01-06 Thread Russ Allbery
debian-newmaint really isn't the place for this discussion, so I'll copy the bug and will send further discussion directly there. I'm not subscribed to the bug, so please copy me if you want me to see replies. Sergiusz Pawlowicz writes: > As dnscache in Debian package is not configured to be ru

Bug#516394: djbdns: Thoughts on the dnscache cache poisoning issue

2010-01-13 Thread Francis Russell
Package: djbdns Severity: normal Hi there, please do forgive me if I've got the wrong end of the stick here or the code I've posted is completely wrong or makes no sense. It would be nice to get djbdns back into testing. As I understand it, this bug works by getting dnscache to send extensive nu