[openssl-dev] [openssl.org #3608] SEGV Crash in dtls1_retransmit_message function

Matt Caswell via RT rt at openssl.org
Mon Dec 22 11:50:09 UTC 2014


On Thu Nov 27 16:59:36 2014, praveen at viptela.com wrote:
> Thanks Matt. Will keep you posted on 1.
>
> Coming back to the original crash. Here is some update.
>
> Our server started seeing the crash and leaks, after our negative stress
> testing suite added some pmtu testcases. i.e., during 1000s of connections
> the underlying mtu(s) were changed (very low - to high) randomly and
> frequently. Once we reduced the frequency the server held up. Does that
> give u some clue ?

Hi Praveen

Are you still experiencing thse problems? There have been some significant
commits in the stable branch recently with regards to DTLS mtu handing which
might address your issues.

Matt



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