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Date: Wed, 05 Oct 2011 15:23:53 -0400 (EDT)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Request -- perl-Crypt-DSA -- Cryptographically insecure method used for random numbers generation on systems without /dev/random

Please use CVE-2011-3599 for this.

Thanks.

-- 
    JB

----- Original Message -----
> Hello Josh, Steve, vendors,
> 
>    it has been reported that Crypt::DSA, a Perl module for DSA
> signatures and key generation, used cryptographically weak / insecure
> method for random numbers generation on systems, where /dev/random
> file
> was not present. Due this flaw an attacker could be able to discover
> some portions of / whole secret DSA key, which has been created on
> such
> system.
> 
> References:
> [1] http://secunia.com/advisories/46275/
> [2] https://rt.cpan.org/Public/Bug/Display.html?id=71421
> [3] https://bugzilla.redhat.com/show_bug.cgi?id=743567
> 
> Proposed upstream patch is to remove the affected fallback code part:
> [4] https://rt.cpan.org/Public/Bug/Display.html?id=71421#txn-984052
>      (though not approved yet)
> 
> Could you allocate a CVE id for this?
> 
> Thank you && Regards, Jan.
> --
> Jan iankko Lieskovsky / Red Hat Security Response Team
> 

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