Originally Published: Friday, 7 July 2000 Author: Alexander Reelsen
Published to: news_enhance_security/Security News Page: 1/1 - [Printable]

Red Hat Security Advisory - BitchX

The common used IRC (Internet Relay Chat) Client BitchX suffers from a DoS problem. Improper handling of incoming invitation messages can crash the client. Any user on IRC can send the client an invitation message that causes BitchX to segfault.

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To: redhat-watch-list@redhat.com From: bugzilla@redhat.com Cc: bugtraq@securityfocus.com, linux-security@redhat.com Subject: [linux-security] [RHSA-2000:042-01] BitchX denial of service vulnerability

--------------------------------------------------------------------- Red Hat, Inc. Security Advisory

Synopsis: BitchX denial of service vulnerability Advisory ID: RHSA-2000:042-01 Issue date: 2000-07-06 Updated on: 2000-07-06 Product: Red Hat Powertools Keywords: DoS Cross references: N/A ---------------------------------------------------------------------

1. Topic:

A denial of service vulnerability exists in BitchX.

2. Relevant releases/architectures:

Red Hat Powertools 6.0 - i386, alpha, sparc Red Hat Powertools 6.1 - i386, alpha, sparc Red Hat Powertools 6.2 - i386, alpha, sparc

3. Problem description:

A denial of service vulnerability exists in BitchX. Improper handling of incoming invitation messages can crash the client. Any user on IRC can send the client an invitation message that causes BitchX to segfault.

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 (http://bugzilla.redhat.com/bugzilla for more info):

N/A

6. RPMs required:

Red Hat Powertools 6.1:

Red Hat Powertools 6.2:

sparc: ftp://updates.redhat.com/powertools/6.2/sparc/BitchX-1.0c16-1.sparc.rpm

alpha: ftp://updates.redhat.com/powertools/6.2/alpha/BitchX-1.0c16-1.alpha.rpm

i386: ftp://updates.redhat.com/powertools/6.2/i386/BitchX-1.0c16-1.i386.rpm

sources: ftp://updates.redhat.com/powertools/6.2/SRPMS/BitchX-1.0c16-1.src.rpm

7. Verification:

MD5 sum Package Name -------------------------------------------------------------------------- ea54ae7d29be2abeb4e0252ad2e5a040 6.2/SRPMS/BitchX-1.0c16-1.src.rpm 7c517589b963bbf9a42025cbd216fcdb 6.2/alpha/BitchX-1.0c16-1.alpha.rpm 93a409b68bdef05468a86bfdae2cb8d5 6.2/i386/BitchX-1.0c16-1.i386.rpm 2317c93fa3ed3a0ee0566ecd1c6d98ad 6.2/sparc/BitchX-1.0c16-1.sparc.rpm

These packages are GPG signed by Red Hat, Inc. for security. Our key is available at: http://www.redhat.com/corp/contact.html

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

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

8. References:

Thanks to Colten Edwards for making us aware of the problem.





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