TUCoPS :: Linux :: Discontinued :: cs2017-0.txt

squid compressed DNS answer message boundary failure - Caldera Advisory CSSA-2002-017.0

To: bugtraq@securityfocus.com announce@lists.caldera.com security-alerts@linuxsecurity.com ______________________________________________________________________________

		Caldera International, Inc.  Security Advisory

Subject:		Linux: squid compressed DNS answer message boundary failure
Advisory number: 	CSSA-2002-017.0
Issue date: 		2002 April 25
Cross reference:

1. Problem Description

	From Squid advisory SQUID-2002:2 : Error and boundary conditions
	were not checked when handling compressed DNS answer messages in
	the internal DNS code (lib/rfc1035.c). A malicious DNS server
	could craft a DNS reply that would cause Squid to exit with

2. Vulnerable Supported Versions

	System				Package

	OpenLinux 3.1.1 Server		prior to squid-2.4.STABLE2-4.i386.rpm

	OpenLinux 3.1 Server		prior to squid-2.4.STABLE2-4.i386.rpm

3. Solution

	The proper solution is to install the latest packages.

4. OpenLinux 3.1.1 Server

	4.1 Package Location


4.2 Packages

	ce1fbb905f270ca49d9151b6b40507c9	squid-2.4.STABLE2-4.i386.rpm

	4.3 Installation

	rpm -Fvh squid-2.4.STABLE2-4.i386.rpm

	4.4 Source Package Location


4.5 Source Packages

	b5001b17b2b841a6cd8b196d5789db64	squid-2.4.STABLE2-4.src.rpm

5. OpenLinux 3.1 Server

	5.1 Package Location


5.2 Packages

	9a72c528ba333d87e1d6719340ee768b	squid-2.4.STABLE2-4.i386.rpm

	5.3 Installation

	rpm -Fvh squid-2.4.STABLE2-4.i386.rpm

	5.4 Source Package Location


5.5 Source Packages

	cd38d3243263a06eba7c20c836709711	squid-2.4.STABLE2-4.src.rpm

6. References

	Specific references for this advisory:


Caldera OpenLinux security resources:

Caldera UNIX security resources:

This security fix closes Caldera incidents sr862189, fz520428,
	and erg711999.

7. Disclaimer

	Caldera International, 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 products.

8. Acknowledgements

	This vulnerability was discovered and researched by zen-parse

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