CVE-2015-8721: Input Validation
First published: Mon Jan 04 2016(Updated: )
Buffer overflow in the tvb_uncompress function in epan/tvbuff_zlib.c in Wireshark 1.12.x before 1.12.9 and 2.0.x before 2.0.1 allows remote attackers to cause a denial of service (application crash) via a crafted packet with zlib compression.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | =1.12.0 | |
| Wireshark Wireshark | =1.12.1 | |
| Wireshark Wireshark | =1.12.2 | |
| Wireshark Wireshark | =1.12.3 | |
| Wireshark Wireshark | =1.12.4 | |
| Wireshark Wireshark | =1.12.5 | |
| Wireshark Wireshark | =1.12.6 | |
| Wireshark Wireshark | =1.12.7 | |
| Wireshark Wireshark | =1.12.8 |
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Reference Links
- http://www.debian.org/security/2016/dsa-3505
- http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
- http://www.securityfocus.com/bid/79814
- http://www.securitytracker.com/id/1034551
- http://www.wireshark.org/security/wnpa-sec-2015-40.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11548
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=cec0593ae6c3bca65eff65741c2a10f3de3e0afe
- https://security.gentoo.org/glsa/201604-05
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=cec0593ae6c3bca65eff65741c2a10f3de3e0afe
Frequently Asked Questions
What is the severity of CVE-2015-8721?
CVE-2015-8721 has a severity rating that could lead to a denial of service due to a buffer overflow vulnerability.
How do I fix CVE-2015-8721?
To fix CVE-2015-8721, you should update Wireshark to version 1.12.9 or later for the 1.12.x series, or version 2.0.1 or later for the 2.0.x series.
Which versions of Wireshark are affected by CVE-2015-8721?
Wireshark versions 1.12.0 to 1.12.8 and 2.0.0 are affected by CVE-2015-8721.
What types of attacks could exploit CVE-2015-8721?
CVE-2015-8721 can be exploited by remote attackers through crafted packets with zlib compression to cause application crashes.
What component of Wireshark is impacted by CVE-2015-8721?
CVE-2015-8721 impacts the tvb_uncompress function in the epan/tvbuff_zlib.c file of Wireshark.
- collector/nvd-index
- agent/weakness
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/last-modified-date
- agent/severity
- agent/references
- agent/first-publish-date
- agent/tags
- agent/description
- agent/event
- agent/source
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/1.12.0
- version/wireshark wireshark/1.12.1
- version/wireshark wireshark/1.12.2
- version/wireshark wireshark/1.12.3
- version/wireshark wireshark/1.12.4
- version/wireshark wireshark/1.12.5
- version/wireshark wireshark/1.12.6
- version/wireshark wireshark/1.12.7
- version/wireshark wireshark/1.12.8