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Date: Tue, 7 Jun 2016 11:27:00 +0200
From: Adam Maris <amaris@...hat.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Request: GnuTLS: GNUTLS-SA-2016-1: File
 overwrite by setuid programs



On 07/06/16 08:45, Salvatore Bonaccorso wrote:
> Hi
>
> GnuTLS 3.4.13 was released addressing GNUTLS-SA-2016-1,
> http://gnutls.org/security.html#GNUTLS-SA-2016-1 :
>
>> Setuid programs using GnuTLS 3.4.12 could potentially allow an
>> attacker to overwrite and corrupt arbitrary files in the filesystem.
>> This issue was introduced in GnuTLS 3.4.12 and fixed in GnuTLS 3.4.13.
>> Recommendation: Upgrade to GnuTLS 3.4.13, or later versions.
> The relevant upstream commits seem to be:
>
> https://gitlab.com/gnutls/gnutls/compare/fb2a6baef79f4aadfd95e657fe5a18da20a1410e...86076c9b17b9a32b348cafb8b724f57f7da64d58
>
> Can you assign a CVE for this issue?
>
> Regards,
> Salvatore

We already assigned CVE-2016-4456 for using insecure getenv() on
GNUTLS_KEYLOGFILE when we got a report for this issue. Not sure why it's
not included in the advisory. I'm dealing with that now.

Regards,

-- 
Adam Mariš, Red Hat Product Security
1CCD 3446 0529 81E3 86AF  2D4C 4869 76E7 BEF0 6BC2


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