Re: CVE Request: XML-DT: Insecure use of temporary files

[Alberto Simoes <ambs () perl-hackers net>]

Hello all,

This was fixed in XML-DT-0.66 fixing that issue.
It was just released to CPAN.

Thank you
alberto

On 15/08/14, 21:10, cve-assign () mitre org wrote:
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> > mkdtskel and mkxmltype using insecurely temporary files using the pid
> > of the process in the temporary file name.
> >
> > /tmp/_xml_$$
> >
> > https://bugs.debian.org/756566
>
> Use CVE-2014-5260.
>
>
> > fixed in XML-DT 0.65 upstream, see
> >
> > https://metacpan.org/diff/file?target=AMBS/XML-DT-0.65/&source=AMBS/XML-DT-0.63/
>
> This actually doesn't seem to be fixed. However, we don't immediately
> see a security problem in version 0.65 (only a usability problem), so
> a second CVE ID isn't assigned at this point.
>
> Specifically, the latest version has:
>
>    https://metacpan.org/source/AMBS/XML-DT-0.65/mkxmltype
>
>    system("head -$lines $fname | xmllint --recover - > $fname");
>
> which looks unintended (maybe $fname will always end up as a
> zero-length file?).
>
> This apparently also affects libxml-dt-perl (0.65-1) from the
> https://packages.debian.org/sid/libxml-dt-perl page.
>
> - --
> CVE assignment team, MITRE CVE Numbering Authority
> M/S M300
> 202 Burlington Road, Bedford, MA 01730 USA
> [ PGP key available through http://cve.mitre.org/cve/request_id.html ]
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