Date: Fri, 7 Dec 2001 10:31:02 -0800
From: [email protected]
To: [email protected], [email protected],
Subject: Security Update: [CSSA-2001-SCO.38] OpenServer: lpstat buffer overflow
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To: [email protected][email protected] scoannmod@xenitec.=
on.ca
___________________________________________________________________________
Caldera International, Inc. Security Advisory
Subject: OpenServer: lpstat buffer overflow
Advisory number: CSSA-2001-SCO.38
Issue date: 2001 December 7
Cross reference: sse072
___________________________________________________________________________
1. Problem Description
=09
Even with sse072, lpstat has a buffer overflow. This could be
used by a malicious user to gain privileges.
2. Vulnerable Versions
Operating System Version Affected Files
------------------------------------------------------------------
OpenServer <=3D 5.0.6a /usr/bin/lpstat
3. Workaround
If the lpstat command is not required, remove the setgid bit
from the binary:
chmod g-s /usr/bin/lpstat
4. OpenServer
4.1 Location of Fixed Binaries
ftp://stage.caldera.com/pub/security/openserver/CSSA-2001-SCO.38/
4.2 Verification
md5 checksums:
=09
2deab6d340bb3790104fa0cb8ae36e6c erg711871.pkg.Z
md5 is available for download from
ftp://stage.caldera.com/pub/security/tools/
4.3 Installing Fixed Binaries
Upgrade the affected binaries with the following commands:
# uncompress /tmp/erg711871.pkg.Z
# pkgadd -d /tmp/erg711871.pkg
5. References
This and other advisories are located at
http://stage.caldera.com/support/security
This advisory addresses Caldera Security internal incidents
sr854294, SCO-559-1315, erg711871.
6. Disclaimer
Caldera International, Inc. is not responsible for the misuse
of any of the information we provide on our 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.
___________________________________________________________________________
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