[arch-dev-public] Fw: OpenSSL 0.9.8e has serious bug

Tom K tom at archlinux.org
Sat Apr 21 04:37:28 EDT 2007

David Rosenstrauch wrote:
> Tom K wrote:
>> David Rosenstrauch wrote:
>>> Tom,
>>> I use EncFS pretty extensively, so I can assist you with testing if 
>>> you need.
>>> DR
>> Thanks David.
>> Get it here for now:
>> http://www.archlinux.org/~tom/packages/openssl-0.9.8e-3.pkg.tar.gz
>> PKGBUILD and patch here:
>> http://www.archlinux.org/~tom/packages/openssl/
>> I've asked the original reporter for details on the known 
>> OpenSSL/Blowfish problem, for inclusion in Arch News etc.
>> T.
> Hi Tom.  I just upgraded and tested.
> It's basically like Valient's mail said - the encrypted directory that I 
> made with the broken version of openssl-0.9.8e was now unreadable with 
> the new fixed version:
> [darose at davidrlin pr]$ encfssh .d2 d2
> EncFS Password:
> Error decoding volume key, password incorrect
> encfs failed
> But, like I did when we upgraded to the broken version in the first 
> place (http://archlinux.org/pipermail/arch/2007-March/013925.html) I 
> just deleted the bad encrypted directory and then recreated it.  (I keep 
> the contents in a RCS, so it's easy for me to just pull them from there 
> again.)  In retrospect, hat wasn't necessarily the correct thing for me 
> to do.  Other people commented that they just remained downgraded on 
> openssl-0.9.8d.  That avoided the bug, and let them keep using their 
> existing encrypted directories.  But since recreating the directory was 
> no big deal, that worked for me.
> Anyway, after I whacked and recreated the directory, encfs seems to be 
> working fine.  I'm able to unmount the encrypted directory and then 
> mount it again without a problem.
> So I think the fix is fine.  Only caveat is that, like Valient said, 
> anyone who's created any encrypted directories using the broken version 
> will need to whack them and start again.  You might want to reference 
> Valient's email and/or this Arch email thread 
> (http://archlinux.org/pipermail/arch/2007-March/013924.html) in whatever 
> communication you send about the issue.
> Hope this helps.  Any further questions, or need me to do any more 
> testing, please feel free to write back.
> DR

Many thanks for the comprehensive reply, David. I'm still waiting to 
hear from Valient regarding his tests, but I'll put the fixed package 
into testing anyway, with appropriate accompanying messages.


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