Call for advice and testing of nss (and nspr) and intention to upload correction

[Guido Günther]

On Fri, Oct 21, 2016 at 11:16:54PM +0200, Ola Lundqvist wrote:
> Hi Guido
> 
> Thanks a lot for the information. I'll enable this and will also run
> abi-compliance check tool.
> Is it this [1] one you have used?
> 
> [1] https://lvc.github.io/abi-compliance-checker/

IIRC I've used the abi-compliance-checker Debian package.
Cheers,
 -- Guido

> 
> Best regards
> 
> // Ola
> 
> On 20 October 2016 at 23:48, Guido Günther <agx at sigxcpu.org> wrote:
> 
> > Hi Ola,
> > On Thu, Oct 20, 2016 at 11:15:29PM +0200, Ola Lundqvist wrote:
> > > Hi LTS team, Mozilla maintainers, Mike and Florian
> > >
> > > I have been working on the security problem reported in nss (and nspr).
> > > https://security-tracker.debian.org/tracker/TEMP-0000000-583651
> > > It is about unprotected environment variables.
> > >
> > > I did a check on what Florian Weimer had done for jessie-security and
> > > the solution there was simply to package the new upstream release. So
> > > I decided to do that approach as well. The advantage with this is that
> > > we will not only have this problem solved, but also a few more.
> > >
> > > TEMP-0000000-583651 (nspr and nss)
> > > CVE-2014-3566
> > > CVE-2014-1490
> > > CVE-2013-1740
> > >
> > > The disadvantage is that we are not playing safe. However it looks
> > > backwards compatible, but you never know.
> > >
> > > So all in all I have produced the following:
> > >
> > > nspr:
> > > http://apt.inguza.net/wheezy-security/nspr
> > > This is essentially a mimic of the jessie-security package changes.
> > >
> > > nss:
> > > http://apt.inguza.net/wheezy-security/nss
> > > This is essentially a re-build of the jessie-security package with
> > > changes file kept and only updated with one new entry.
> > >
> > > Call for advice:
> > > 1) Do you have an opinion about the fact that I backport new upstream
> > release?
> >
> > See my discussion with the release team abot this:
> >
> >       https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=824872
> >
> > > 2) Will we have a build problem as nss depends on the latest nspr? I
> > > guess I shall upload nspr first.
> >
> > See my runs of the abi compliance checker in the above URL.
> >
> > > 3) Shall I create one DLA covering both packages or shall I just
> > > produce one DLA covering both nspr and nss?
> >
> > The rule is one DLA per package AFAIK.
> >
> > >  I think one DLA is the best as both are needed to solve the problem
> > > reported. But maybe that is against some practice. If you think I
> > > shall write two, then please advice me what to write in the DLA for
> > > nspr.
> > >
> > > Call for testing:
> > > 4) As this package can have a rather big impact on lot of other
> > > packages it would be good if all of you install the new version (nss
> > > is the important one) to see if it works for you.
> >
> > See
> >
> >    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=806207
> >    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=806639
> >    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=809723
> >
> > that enable the internal test suites and add some autopkgtests. This
> > should help to gain some confidence.
> > Cheers,
> >  -- Guido
> >
> > >
> > > I did not produce a debdiff as that diff was way too large to be useful.
> > >
> > > I have installed it myself but I have not been able to verify that the
> > > tools using it is really working. Most are GUI tools and I do not have
> > > a GUI environment to test wheezy in. The libnss3-tools package seems
> > > to work fine to the limit I was able to check.
> > >
> > > I have not tried to reproduce the problem as the report was too vague
> > > to give any good advice on what environment variable that could
> > > actually cause a problem.
> > >
> > > If I do not hear any objections in four days I will upload anyway.
> > >
> > > Thanks in advance
> > >
> > > // Ola
> > >
> > > --
> > >  --- Inguza Technology AB --- MSc in Information Technology ----
> > > |  ola at inguza.com                  Folkebogatan 26
> > > |  opal at debian.org                  654 68 KARLSTAD
> > > |  http://inguza.com/                Mobile: +46 (0)70-332 1551
> > > |  gpg/f.p.: 7090 A92B 18FE 7994 0C36 4FE4 18A1 B1CF 0FE5 3DD9
> > >
> >
> 
> 
> 
> -- 
>  --- Inguza Technology AB --- MSc in Information Technology ----
> /  ola at inguza.com                    Folkebogatan 26            \
> |  opal at debian.org                   654 68 KARLSTAD            |
> |  http://inguza.com/                Mobile: +46 (0)70-332 1551 |
> \  gpg/f.p.: 7090 A92B 18FE 7994 0C36 4FE4 18A1 B1CF 0FE5 3DD9  /
>  ---------------------------------------------------------------