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______________________________________________________________________________
		   Caldera Systems, Inc.  Security Advisory

Subject:		DoS attack on inn
Advisory number: 	CSSA-1999-038.0
Issue date: 		1999 December, 11
Cross reference:
______________________________________________________________________________


1. Problem Description

   There are two problems in INN that can be exploited in
   a denial of service attack. In both cases, an article with
   bad formatting will cause the INN daemon (innd) to crash.
   Neither of the bugs appears to be exploitable, however.

2. Vulnerable Versions

   Systems : up to COL 2.3
   Packages: previous to inn-2.2.1-3.i386.rpm

3. Solutions

   Workaround: not known

   The proper solution is to upgrade to the latest packages

	rpm -U inn-2.2.1-3.i386.rpm

4. Location of Fixed Packages

   The upgrade packages can be found on Caldera's FTP site at:

   ftp://ftp.calderasystems.com/pub/OpenLinux/updates/2.3/current/RPMS/

   The corresponding source code package can be found at:

   ftp://ftp.calderaystems.com/pub/OpenLinux/updates/2.3/current/SRPMS


5. Installing Fixed Packages

   Upgrade the affected packages with the following commands:

        rpm -U inn-2.2.1-3.i386.rpm
	
6. Verification

   06e73562ab23f5a2948ab51f00900fa6  RPMS/inn-2.2.1-3.i386.rpm
   e5f37f4af323b7735ad8567f25c79a93  SRPMS/inn-2.2.1-3.src.rpm


7. References

   This and other Caldera security resources are located at:

   http://www.calderasystems.com/support/security/index.html

   This security fix closes Caldera's internal Problem Report 5257

8. Disclaimer
   Caldera Systems, Inc. is not responsible for the misuse of any of the
   information we provide on this website and/or through our security
   advisories. Our advisories are a service to our customers intended to
   promote secure installation and use of Caldera OpenLinux.

______________________________________________________________________________


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