CVE-2016-9373: Use After Free
First published: Thu Nov 17 2016(Updated: )
In Wireshark 2.2.0 to 2.2.1 and 2.0.0 to 2.0.7, the DCERPC dissector could crash with a use-after-free, triggered by network traffic or a capture file. This was addressed in epan/dissectors/packet-dcerpc-nt.c and epan/dissectors/packet-dcerpc-spoolss.c by using the wmem file scope for private strings.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | =2.0.0 | |
| Wireshark Wireshark | =2.0.1 | |
| Wireshark Wireshark | =2.0.2 | |
| Wireshark Wireshark | =2.0.3 | |
| Wireshark Wireshark | =2.0.4 | |
| Wireshark Wireshark | =2.0.5 | |
| Wireshark Wireshark | =2.0.6 | |
| Wireshark Wireshark | =2.0.7 | |
| Wireshark Wireshark | =2.2.0 | |
| Wireshark Wireshark | =2.2.1 | |
| Debian GNU/Linux | =8.0 |
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Reference Links
- http://www.debian.org/security/2016/dsa-3719
- http://www.securityfocus.com/bid/94369
- http://www.securitytracker.com/id/1037313
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13072
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=cc8e37f0f53c4401bb1644a34eddea345940a8df
- https://www.wireshark.org/security/wnpa-sec-2016-61.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=cc8e37f0f53c4401bb1644a34eddea345940a8df
Frequently Asked Questions
What is the severity of CVE-2016-9373?
CVE-2016-9373 has a medium severity rating due to the potential for application crashes.
How do I fix CVE-2016-9373?
To fix CVE-2016-9373, upgrade Wireshark to version 2.2.2 or later.
What versions of Wireshark are affected by CVE-2016-9373?
CVE-2016-9373 affects Wireshark versions 2.0.0 to 2.0.7 and 2.2.0 to 2.2.1.
Can CVE-2016-9373 be exploited remotely?
Yes, CVE-2016-9373 can be triggered by specially crafted network traffic or capture files.
What is the nature of the vulnerability in CVE-2016-9373?
CVE-2016-9373 is a use-after-free vulnerability in the DCERPC dissector.
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- version/wireshark wireshark/2.0.3
- version/wireshark wireshark/2.0.4
- version/wireshark wireshark/2.0.5
- version/wireshark wireshark/2.0.6
- version/wireshark wireshark/2.0.7
- version/wireshark wireshark/2.2.0
- version/wireshark wireshark/2.2.1
- vendor/debian
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- version/debian gnu/linux/8.0