[Pkg-openssl-devel] Bug#732754: Bug#732754: Bug#732754: Bug#732754: openssl: CVE-2013-6449: crash when using TLS 1.2

Kurt Roeckx kurt at roeckx.be
Sun Dec 22 22:51:09 UTC 2013


On Sun, Dec 22, 2013 at 07:14:00PM +0100, Kurt Roeckx wrote:
> On Sun, Dec 22, 2013 at 12:25:16AM +0100, Kurt Roeckx wrote:
> > But I'm also thinking about at least #732710
> > 
> > There are also things like:
> > Author: Dr. Stephen Henson <steve at openssl.org>
> > Date:   Mon Sep 16 05:23:44 2013 +0100
> > 
> >     Disable Dual EC DRBG.
> > 
> >     Return an error if an attempt is made to enable the Dual EC DRBG: it
> >     is not used by default.
> > 
> > And there is a whole bunch of other things I want to get fixed but
> > which are less important.
> 
> And then this just appeared in git too:
> commit 34628967f1e65dc8f34e000f0f5518e21afbfc7b
> Author: Dr. Stephen Henson <steve at openssl.org>
> Date:   Fri Dec 20 15:26:50 2013 +0000
> 
>     Fix DTLS retransmission from previous session.
> 
>     For DTLS we might need to retransmit messages from the previous session
>     so keep a copy of write context in DTLS retransmission buffers instead
>     of replacing it after sending CCS. CVE-2013-6450.

So after looking at things, I have about 25 patches I'd like to
move to testing.

For security I would like to have the following:
- CVE-2013-6449: 0294b2be5f4c11e60620c0018674ff0e17b14238 + 
  ca989269a2876bae79393bd54c3e72d49975fc75
- CVE-2013-6450: 34628967f1e65dc8f34e000f0f5518e21afbfc7b
- disable rdrand: 1c2c5e402a757a63d690bd2390bd6b8b491ef184
- Disable Dual EC DRBG: a4870de5aaef562c0947494b410a2387f3a6d04d


Kurt



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