David Shaw on 29 Jan 2004 17:33:03 -0000


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Re: [PLUG] [SECURITY] New gnupg packages fix cryptographic weakness in ElGamal signing keys


On Mon, Jan 26, 2004 at 10:14:12PM -0500, Jeff Abrahamson wrote:
> For those who don't subscribe to debian-security-announce, note the
> attached bug announcement about gpg.  I believe we had a thread on
> this list a while back about how you really didn't want to sign with
> El Gamal keys anyway, so this probably won't affect many here.

Just so people don't worry, this is the same old problem from back in
November.  This is just a backport of some of the fix to GnuPG 1.0.6
for Debian woody.

> The bug fix just disables signing with an El Gamal key, it doesn't
> actually change mathematics.

Which is a bit of a problem, since it doesn't disable ALL signing with
an Elgamal key.  If you think about it, there is still one way to make
an Elgamal signature...

David
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