Urgent Cryptswap Bug!

Nicholas Skaggs nicholas.skaggs at canonical.com
Wed Oct 17 20:30:05 UTC 2012


On 10/17/2012 04:27 PM, Scott Kitterman wrote:
> On Wednesday, October 17, 2012 11:22:21 AM Braden Wolfe wrote:
>> Hi all,
>> As of last night I finished up allbeta bug testing for 12.10 beta, as
>> the relase is tomorrow. Everything on i386, x32, x64, and x86 work
>> fine, wth one exception:
>> On AMD Single Core mobile processors, Cryptswap does not write
>> properly. During the Ubuntu boot screen, it says 'Crypswap/1 is not
>> present' and says I can wait to write or skip. This hapens every time
>> I boot weather I execute manual control or have the system write it. I
>> have not found any soloutions to this issue, and it is a serious
>> security issue for encryption savvy user. Hopefully this issue can be
>> resolved quickly...hope this helps!
>> -Braden W.
>>
>> NOTE: I had this issue on 12.04 and 12.04.1 as well.
> I see this issue on and off.  It's a race condition in the boot process.  It is
> not a security issue because if you skip, you don't have access to the
> encrypted area, so there's no information exposure.
>
> For me, if I wait a few seconds it just goes away on it's own.
>
> Scott K
>
I too have seen this happen, but it's only a matter of seconds before 
being mounted and I can unencrypt.


Nicholas




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