Synaptic problem. MD5 sum mismatch with all installs

[Konstantin Svist]

Nigel Henry wrote:
> Since the Fedora servers were compromised, I've been having problems with 
> apt-get, and synaptic. I think I've got the apt-get problems resolved, but 
> trying to install a package using synaptic results in problems. The package 
> will download ok, but I get the following post download.
>
> Preparing
>
> While Installing package phasex-0.11.1-5.fc9:
>
> error: unpacking of archive failed on file /usr/bin/phasex;48d6bc 19:
> cpio: MD5 sum mismatch.
>
> If I were to do an apt-get install phasex, it would install ok, but for some 
> reason synaptic is giving these MD5 sum mismatch errors, and won't install 
> the package. this is only since the Fedora servers were compromised.
>
> I've never had any problems with apt-get, and synaptic before, and have been 
> using them since Fedora Core 1.
>
> As a last resort I did an apt-get remove synaptic, followed by a yum remove 
> apt, then deleted the remaining apt directories (/var/cache/apt, 
> and /etc/apt).
>
> Now to re-install apt with yum install apt, and followed by apt-get install 
> synaptic. I still get the same MD5 sum mismatches when trying to install 
> phasex (as an example) with synaptic.
>
> Any suggestions as to how to deal with these MD5 sum mismatches that I'm 
> getting from synaptic?
>
> Prior to the Fedora servers being compromised, both apt-get, and synaptic were 
> working with no problems, but there seems to be a lot of stuff hitting the 
> fan at the moment when trying to use synaptic.
>
> Always gratefull for help when I'm really stuck with a problem I can't fix.
>
> Nigel.
>
>   

Fedora default update system is Yum, so I can see how they could've
overlooked it.
OTOH, I've seen this problem with yum once - the solution was to run
"yum clean all" to clean the cache.

HTH