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Package : krb5
Vulnerability : several
Problem-Type : remote
Debian-specific: no
CVE ID : CAN-2004-0642 CAN-2004-0643 CAN-2004-0644
CAN-2004-0772
CERT advisory : VU#795632 VU#866472 VU#550464 VU#350792
The MIT Kerberos Development Team has discovered a number of
vulnerabilities in the MIT Kerberos Version 5 software. The Common
Vulnerabilities and Exposures project identifies the following
vulnerabilities:
CAN-2004-0642 [VU#795632]
A double-free error may allow unauthenticated remote attackers
to execute arbitrary code on KDC or clients.
CAN-2004-0643 [VU#866472]
Several double-free errors may allow authenticated attackers to
execute arbitrary code on Kerberos application servers.
CAN-2004-0644 [VU#550464]
A remotely eploitable denial of service vulnerability has been
found in the KDC and libraries.
CAN-2004-0772 [VU#350792]
Several double-free errors may allow remote attackers to execute
arbitrary code on the server. This does not affect the version in
woody.
For the stable distribution (woody) these problems have been
fixed in version 1.2.4-5woody6.
For the unstable distribution (sid) these problems have been
fixed in version 1.3.4-3.
We recommend that you upgrade your krb5 packages.
Upgrade Instructions
wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.
If you are using the apt-get package manager, use the line for
sources.list as given below:
apt-get update
will update the internal database apt-get upgrade
will install corrected packages
You may use an automated update by adding the resources from the
footer to the proper configuration.
