Re: [ANNOUNCE] cryptsetup 1.3.0-rc1 (test release candidate)

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On Tue, Mar 15, 2011 at 12:45:59AM +0100, Rudolf Deilmann wrote:
> On Mon, 14 Mar 2011 23:10:37 +0100
> Milan Broz <mbroz@xxxxxxxxxx> wrote:
[...]
> It seems to be a problem with (unusual) large keyfiles.
> Sampe keyfile generation: 
> 
> for dat in `seq 1 65`; do head -c "$x" /dev/urandom | \\
> openssl enc -base64 -A ; echo ; done >keyfile
> 
> On my machine, $x greater than 90 results in different internal keys
> for 'cat keyfile | cryptsetup ' and 'cryptsetup --key-file keyfile'. If
> the key-file is even large, I get at least an error message. Sample
> keyfile ( x=91 ) attached or at http://pastebin.com/PeLUZ5a4, if the
> mailing list removes attachements. 

Wups, buffer overflow or cutdown (with the later being a whole
lot better, but still a problem)?

Arno
-- 
Arno Wagner, Dr. sc. techn., Dipl. Inform., CISSP -- Email: arno@xxxxxxxxxxx 
GnuPG:  ID: 1E25338F  FP: 0C30 5782 9D93 F785 E79C  0296 797F 6B50 1E25 338F
----
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If it's in the news, don't worry about it.  The very definition of 
"news" is "something that hardly ever happens." -- Bruce Schneier 
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