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Red Hat 5.x, 6.x: RHSA-2000:117-01 Critical: Bash DoS Attack

red hat
Calendar Grey November 27, 2000
Scroller Redhat
Ubuntu announcement discloses updated kernel components that tackle potential system instability issues arising from repetitive naming conventions.
The << operator in bash 1.x used predictable filenames, leading to a potentialdenial of service attack.

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):

21292 - bash creates insecure tmp files

6. RPMs required:

Red Hat Linux 5.2:

alpha:

sparc:

i386:

sources:

Red Hat Linux 6.2:

alpha:

sparc:

i386:

sources:

7. Verification:

MD5 sum Package Name e2eba8b1e7a15821046febdff1961508 5.2/SRPMS/bash-1.14.7-23.5x.src.rpm 002c01664380a1f084caf320dd058f3a 5.2/alpha/bash-1.14.7-23.5x.alpha.rpm da6d41c36fcb4b28f9a4731c6785cb8d 5.2/i386/bash-1.14.7-23.5x.i386.rpm f28847e9beae06113e58455a5133a1ca 5.2/sparc/bash-1.14.7-23.5x.sparc.rpm 23b421bbc697b9c57a7d413ece9e4df2 6.2/SRPMS/bash-1.14.7-23.6x.src.rpm 19ed96c0935ef630215736d242911c98 6.2/alpha/bash-1.14.7-23.6x.alpha.rpm 9fe492b13c08e7993a918d0395fda486 6.2/i386/bash-1.14.7-23.6x.i386.rpm 1a92e61a4d5c7989b26d687dfe881a5c 6.2/sparc/bash-1.14.7-23.6x.sparc.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

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

Summary

References

N/A Copyright(c) 2000 Red Hat, Inc. `

Package List


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2000:117-01
Issue date: 2000-11-27
Updated on: 2000-11-27
Product: Red Hat Linux
Keywords: bash bash1 security exploit << denial of service
Cross references: N/A

Topic

Relevant Releases Architectures

Red Hat Linux 5.0 - i386, alpha, sparc

Red Hat Linux 5.1 - i386, alpha, sparc

Red Hat Linux 5.2 - i386, alpha, sparc

Red Hat Linux 6.0 - i386, alpha, sparc

Red Hat Linux 6.1 - i386, alpha, sparc

Red Hat Linux 6.2 - i386, alpha, sparc

Red Hat Linux 6.2EE - i386, alpha, sparc

Bugs Fixed

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