Hi all involved

I started looking into the rather long list of CVEs for libpodofo.
https://security-tracker.debian.org/tracker/source-package/libpodofo
They are all various crashes, null pointer references or other similar
problems.

Quite a few of them were marked as "minor issue" for jessie so I was just
about to do the same when I realized that DLA-929-1 had been issued for
some of (all but one that I looked into) them.

I have marked CVE-2017-7994 as no-dsa (minor issue) for wheezy as it was
marked as such for jessie. I think this classification is ok as this one is
of class DoS. Please let me know what your opinion is.

In wheezy there are at least two larger piece of software that uses
libpodofo:
 - scribus
 - calibre-bin

My guess is that scribus never reads pdf files. I may be wrong there
however. So I'm ruling scribus out from being a problem.
Calibre can convert from pdfs so that may be a problem. Both looks like
desktop software.

I would like to get an understanding on the criteria used to
mark CVE-2017-5886, CVE-2017-5854, CVE-2017-5853, CVE-2017-5852
and CVE-2015-8981 as no-dsa in jessie and why it was decided to fix it in
wheezy. Because they were just of DoS class (and are we sure all of them
are that)?

As I see it I do not think it is worth fixing problems that are of class
DoS.
So I have re-read the CVEs and most of the ones that were marked as no-dsa
in jessie are of that type. However there are some that were classified as
unspecified impact. Is it so that someone have concluded that they are just
of DoS type and not something worse, like arbitrary code execution?

I just want to understand so I can look further into the other issues in
libpodofo and mark them accordingly.

Best regards

// Ola

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