REDHAT-BUG-1642931: Buffer Overflow
First published: Thu Oct 25 2018(Updated: )
Info-ZIP UnZip 6.0 has a buffer overflow in list.c, when a ZIP archive has a crafted relationship between the compressed-size value and the uncompressed-size value, because a buffer size is 10 and is supposed to be 12. References: <a href="https://bugzilla.suse.com/show_bug.cgi?id=1110194">https://bugzilla.suse.com/show_bug.cgi?id=1110194</a> <a href="https://sourceforge.net/p/infozip/bugs/53/">https://sourceforge.net/p/infozip/bugs/53/</a> <a href="https://src.fedoraproject.org/rpms/unzip/blob/master/f/unzip-6.0-overflow-long-fsize.patch">https://src.fedoraproject.org/rpms/unzip/blob/master/f/unzip-6.0-overflow-long-fsize.patch</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Info-ZIP Zip |
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Reference Links
- https://bugzilla.suse.com/show_bug.cgi?id=1110194
- https://sourceforge.net/p/infozip/bugs/53/
- https://src.fedoraproject.org/rpms/unzip/blob/master/f/unzip-6.0-overflow-long-fsize.patch
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=741384
- http://www.info-zip.org/phpBB3/viewtopic.php?f=7&t=432
- https://seclists.org/oss-sec/2014/q4/503
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1191136
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1642931#c0
- https://access.redhat.com/errata/RHSA-2019:2159
- https://access.redhat.com/security/cve/cve-2018-18384
- https://bugzilla.redhat.com/show_bug.cgi?id=1642931
Frequently Asked Questions
What is the severity of REDHAT-BUG-1642931?
The severity of REDHAT-BUG-1642931 is considered critical due to the potential for buffer overflow exploits.
How do I fix REDHAT-BUG-1642931?
The recommended fix for REDHAT-BUG-1642931 is to apply the latest security patch provided by Info-ZIP for UnZip.
What exploits are associated with REDHAT-BUG-1642931?
Exploits associated with REDHAT-BUG-1642931 can lead to arbitrary code execution through crafted ZIP files.
Which versions of Info-ZIP UnZip are affected by REDHAT-BUG-1642931?
Info-ZIP UnZip version 6.0 is specifically affected by REDHAT-BUG-1642931.
What are the potential impacts of REDHAT-BUG-1642931?
The potential impacts of REDHAT-BUG-1642931 include system crashes and compromised system integrity through arbitrary code execution.
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