Date: Fri, 29 Mar 2002 11:46:10 -0800
From: security@caldera.com
To: bugtraq@securityfocus.com, announce@lists.caldera.com,
Subject: Security Update: [CSSA-2002-011.0] Linux: mod_ssl Buffer Overflow Condition
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To: bugtraq@securityfocus.com announce@lists.caldera.com security-alerts@li=
nuxsecurity.com
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Caldera International, Inc. Security Advisory
Subject: Linux: mod_ssl Buffer Overflow Condition
Advisory number: CSSA-2002-011.0
Issue date: 2002, March 18
Cross reference:
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1. Problem Description
modssl uses underlying OpenSSL routines in a manner which could cause
a buffer overflow.
2. Vulnerable Supported Versions
System Package
-----------------------------------------------------------
OpenLinux Server 3.1 All packages previous to
mod_ssl-2.8.5_1.3.22-2 =20
OpenLinux Workstation 3.1 All packages previous to
mod_ssl-2.8.5_1.3.22-2
OpenLinux Server 3.1.1 All packages previous to =20
mod_ssl-2.8.5_1.3.22-2 =20
=20
OpenLinux Workstation All packages previous to =20
3.1.1 mod_ssl-2.8.5_1.3.22-2 =20
=20
3. Solution
Workaround
none
The proper solution is to upgrade to the latest packages.
4. OpenLinux 3.1 Server
4.1 Location of Fixed Packages
The 3.1 version of this package is not yet available. An updated
advisory will be published when the package is released.
=20
5. OpenLinux 3.1 Workstation
5.1 Location of Fixed Packages
The 3.1 version of this package is not yet available. An updated
advisory will be published when the package is released.
=20
6. OpenLinux 3.1.1 Server
6.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Server/current/SRP=
MS
6.2 Verification
64223d2995fd5501b440d14d9af35359 RPMS/mod_ssl-2.8.5_1.3.22-2.i386.r=
pm
f45c83a03d7fa38825645d551d5a1489 RPMS/mod_ssl-sxnet-2.8.5_1.3.22-2.=
i386.rpm
57ad82f8f53b9745929002b06d8e26da SRPMS/mod_ssl-2.8.5_1.3.22-2.src.r=
pm
=20
6.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh mod_ssl-2.8.5_1.3.22-2.i386.rpm \
mod_ssl-sxnet-2.8.5_1.3.22-2.i386.rpm
=20
7. OpenLinux 3.1.1 Workstation
7.1 Location of Fixed Packages
The upgrade packages can be found on Caldera's FTP site at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/curren=
t/RPMS
The corresponding source code package can be found at:
ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1.1/Workstation/curren=
t/SRPMS
7.2 Verification
64223d2995fd5501b440d14d9af35359 RPMS/mod_ssl-2.8.5_1.3.22-2.i386.r=
pm
f45c83a03d7fa38825645d551d5a1489 RPMS/mod_ssl-sxnet-2.8.5_1.3.22-2.=
i386.rpm
57ad82f8f53b9745929002b06d8e26da SRPMS/mod_ssl-2.8.5_1.3.22-2.src.r=
pm
=20
7.3 Installing Fixed Packages
Upgrade the affected packages with the following commands:
rpm -Fvh mod_ssl-2.8.5_1.3.22-2.i386.rpm \
mod_ssl-sxnet-2.8.5_1.3.22-2.i386.rpm
=20
8. References
Specific references for this advisory:
none
Caldera OpenLinux security resources:
http://www.caldera.com/support/security/index.html
Caldera UNIX security resources:
http://stage.caldera.com/support/security/
This security fix closes Caldera incidents sr861039, erg711978,
fz520252.
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 International products.
10. Acknowledgements
Ed Moyle <emoyle@scsnet.csc.com> discovered and researched this
vulnerability.
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