Loop with Unreachable Exit Condition ('Infinite Loop') Affecting wireshark package, versions <1.12.1+g01b65bf-4+deb8u11
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-DEBIAN8-WIRESHARK-375249
- published4 Mar 2017
- disclosed4 Mar 2017
Introduced: 4 Mar 2017
CVE-2017-6474 (opens in a new tab)How to fix?
Upgrade Debian:8 wireshark to version 1.12.1+g01b65bf-4+deb8u11 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream wireshark package and not the wireshark package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
In Wireshark 2.2.0 to 2.2.4 and 2.0.0 to 2.0.10, there is a NetScaler file parser infinite loop, triggered by a malformed capture file. This was addressed in wiretap/netscaler.c by validating record sizes.
References
- https://security-tracker.debian.org/tracker/CVE-2017-6474
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13429
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=a998c9195f183d85f5b0bbeebba21a2d4d303d47
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6474
- http://www.debian.org/security/2017/dsa-3811
- http://www.securityfocus.com/bid/96566
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-6474
- https://www.wireshark.org/security/wnpa-sec-2017-07.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=a998c9195f183d85f5b0bbeebba21a2d4d303d47