Loop with Unreachable Exit Condition ('Infinite Loop') Affecting wireshark-devel package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS7-WIRESHARKDEVEL-1986286
- published26 Jul 2021
- disclosed12 Apr 2017
Introduced: 12 Apr 2017
CVE-2017-7748 (opens in a new tab)How to fix?
There is no fixed version for Centos:7 wireshark-devel.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wireshark-devel package and not the wireshark-devel package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the WSP dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-wsp.c by adding a length check.
References
- http://www.securityfocus.com/bid/97628
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13581
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=f55cbcde2c8f74b652add4450b0592082eb6acff
- https://www.wireshark.org/security/wnpa-sec-2017-21.html
- https://access.redhat.com/security/cve/CVE-2017-7748
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f55cbcde2c8f74b652add4450b0592082eb6acff