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Subject[RHSA-2000:108-02] Updated modutils fixing local root security bug available
Red Hat, Inc. Security Advisory

Synopsis: Updated modutils fixing local root security bug available
Advisory ID: RHSA-2000:108-02
Issue date: 2000-11-16
Updated on: 2000-11-16
Product: Red Hat Linux
Keywords: modutils root exploit security
Cross references: N/A

1. Topic:

A local root exploit in modutils has been fixed.

2. Relevant releases/architectures:

Red Hat Linux 6.2 - i386, alpha, sparc
Red Hat Linux 6.2EE - i386, alpha, sparc
Red Hat Linux 7.0 - i386
Red Hat Linux 7.0J - i386

3. Problem description:

modutils, a package that helps the kernel automatically load kernel modules
(device drivers etc.) when they're needed, could be abused to execute code
as root.

modutils versions between 2.3.0 and 2.3.20 are affected.

4. Solution:

For each RPM for your particular architecture, run:

rpm -Fvh [filename]

where filename is the name of the RPM.

5. Bug IDs fixed ( for more info):

20749 - local root exploit via modutils

6. RPMs required:

Red Hat Linux 6.2:





Red Hat Linux 7.0:



7. Verification:

MD5 sum Package Name
0b4bb8f26ac126db756cfbc84543d7cf 6.2/SRPMS/modutils-2.3.20-0.6.2.src.rpm
7540818796b9ab0961465f67118ffac9 6.2/alpha/modutils-2.3.20-0.6.2.alpha.rpm
206cb6ccd33a0f16803695e0246abb35 6.2/i386/modutils-2.3.20-0.6.2.i386.rpm
d8226ab998719f79f3df9d4e9a6bb88a 6.2/sparc/modutils-2.3.20-0.6.2.sparc.rpm
1502c3cc848fec4ecdaf5903b9f2cbb4 7.0/SRPMS/modutils-2.3.20-1.src.rpm
166b7512c784ffaa4233e8f71ef712cd 7.0/i386/modutils-2.3.20-1.i386.rpm

These packages are GPG signed by Red Hat, Inc. for security. Our key
is available at:

You can verify each package with the following command:
rpm --checksig <filename>

If you only wish to verify that each package has not been corrupted or
tampered with, examine only the md5sum with the following command:
rpm --checksig --nogpg <filename>

8. References:


Copyright(c) 2000 Red Hat, Inc.

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