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

______________________________________________________________________________

		Caldera International, Inc.  Security Advisory

Subject:		Linux: Apache Web Server Chunk Handling Vulnerability
Advisory number: 	CSSA-2002-029.0
Issue date: 		2002 June 20
Cross reference:
______________________________________________________________________________


1. Problem Description

	There is a remotely exploitable vulnerability in the handling
	of large chunks of data in web servers that are based on Apache
	source code.


2. Vulnerable Supported Versions

	System				Package
	----------------------------------------------------------------------

	OpenLinux 3.1.1 Server		prior to apache-1.3.22-6.i386.rpm
					prior to apache-devel-1.3.22-6.i386.rpm
					prior to apache-doc-1.3.22-6.i386.rpm

	OpenLinux 3.1.1 Workstation	prior to apache-1.3.22-6.i386.rpm
					prior to apache-devel-1.3.22-6.i386.rpm
					prior to apache-doc-1.3.22-6.i386.rpm

	OpenLinux 3.1 Server		prior to apache-1.3.22-6.i386.rpm
					prior to apache-devel-1.3.22-6.i386.rpm
					prior to apache-doc-1.3.22-6.i386.rpm

	OpenLinux 3.1 Workstation	prior to apache-1.3.22-6.i386.rpm
					prior to apache-devel-1.3.22-6.i386.rpm
					prior to apache-doc-1.3.22-6.i386.rpm


3. Solution

	The proper solution is to install the latest packages.


4. OpenLinux 3.1.1 Server

	4.1 Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/RPMS

4.2 Packages

	f2f7e9ce5ea54e69d7275393c22630fe	apache-1.3.22-6.i386.rpm
	c17b06f0057f1728a46eae1e98e68162	apache-devel-1.3.22-6.i386.rpm
	6d9e8504f28986f4a1d7a4e0e3213566	apache-doc-1.3.22-6.i386.rpm

	4.3 Installation

	rpm -Fvh apache-1.3.22-6.i386.rpm
	rpm -Fvh apache-devel-1.3.22-6.i386.rpm
	rpm -Fvh apache-doc-1.3.22-6.i386.rpm

	4.4 Source Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/SRPMS

4.5 Source Packages

	be49e9dd27ee59ca92047c14bd3dc170	apache-1.3.22-6.src.rpm


5. OpenLinux 3.1.1 Workstation

	5.1 Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/RPMS

5.2 Packages

	f97e188e91238ca9da0a5166a69304c4	apache-1.3.22-6.i386.rpm
	eb4d50309740a5c5a922e48357e76f93	apache-devel-1.3.22-6.i386.rpm
	a9855218c3b3e43c02315f19e76edc0b	apache-doc-1.3.22-6.i386.rpm

	5.3 Installation

	rpm -Fvh apache-1.3.22-6.i386.rpm
	rpm -Fvh apache-devel-1.3.22-6.i386.rpm
	rpm -Fvh apache-doc-1.3.22-6.i386.rpm

	5.4 Source Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/current/SRPMS

5.5 Source Packages

	de01c304396d9f99e39ac07739d51a98	apache-1.3.22-6.src.rpm


6. OpenLinux 3.1 Server

	6.1 Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/RPMS

6.2 Packages

	1f3fc745848367bca81d567ddfe3da30	apache-1.3.22-6.i386.rpm
	fecf254f55ef9424c14897bf809a34c8	apache-devel-1.3.22-6.i386.rpm
	de2a877889489b07fc2e873cd2fb74bb	apache-doc-1.3.22-6.i386.rpm

	6.3 Installation

	rpm -Fvh apache-1.3.22-6.i386.rpm
	rpm -Fvh apache-devel-1.3.22-6.i386.rpm
	rpm -Fvh apache-doc-1.3.22-6.i386.rpm

	6.4 Source Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/SRPMS

6.5 Source Packages

	a8a9d123784e4f6995b3ec696924b5d8	apache-1.3.22-6.src.rpm


7. OpenLinux 3.1 Workstation

	7.1 Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/RPMS

7.2 Packages

	f98ee1d900a26571613367e00a5916b8	apache-1.3.22-6.i386.rpm
	12e7d9ff5fe04e6d4884a02db248bc8b	apache-devel-1.3.22-6.i386.rpm
	9096714909c70c99273e78b10ace3ce4	apache-doc-1.3.22-6.i386.rpm

	7.3 Installation

	rpm -Fvh apache-1.3.22-6.i386.rpm
	rpm -Fvh apache-devel-1.3.22-6.i386.rpm
	rpm -Fvh apache-doc-1.3.22-6.i386.rpm

	7.4 Source Package Location

	ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/SRPMS

7.5 Source Packages

	977a132032c7f6df823bda2ae8397fca	apache-1.3.22-6.src.rpm


8. References

	Specific references for this advisory:
		http://www.cert.org/advisories/CA-2002-17.html
http://httpd.apache.org/info/security_bulletin_20020617.txt

Caldera security resources:
		http://www.caldera.com/support/security/index.html

This security fix closes Caldera incidents sr865896, fz521277,
	erg712080.


9. 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.


10. Acknowledgements

	Neel Mehta of the ISS X-Force discovered this vulnerability.
	Mark Litchfield reported this vulnerability to the Apache Software
	Foundation, and Mark Cox reported it to the CERT/CC.