CVE-2012-6056: Integer Overflow
First published: Wed Dec 05 2012(Updated: )
Integer overflow in the dissect_sack_chunk function in epan/dissectors/packet-sctp.c in the SCTP dissector in Wireshark 1.8.x before 1.8.4 allows remote attackers to cause a denial of service (infinite loop) via a crafted Duplicate TSN count.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | =1.8.0 | |
| Wireshark Wireshark | =1.8.1 | |
| Wireshark Wireshark | =1.8.2 | |
| Wireshark Wireshark | =1.8.3 |
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Reference Links
- http://anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sctp.c?r1=45355&r2=45354&pathrev=45355
- http://anonsvn.wireshark.org/viewvc?view=revision&revision=45355
- http://lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00042.html
- http://rhn.redhat.com/errata/RHSA-2014-0341.html
- http://www.wireshark.org/security/wnpa-sec-2012-33.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7802
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16139
Frequently Asked Questions
What is the severity of CVE-2012-6056?
CVE-2012-6056 has been classified as a vulnerability that can lead to denial of service due to an infinite loop.
How do I fix CVE-2012-6056?
To fix CVE-2012-6056, upgrade Wireshark to version 1.8.4 or later.
What versions of Wireshark are affected by CVE-2012-6056?
Wireshark versions 1.8.0 to 1.8.3 are affected by CVE-2012-6056.
What type of attack does CVE-2012-6056 enable?
CVE-2012-6056 enables a denial of service attack through crafted Duplicate TSN counts.
Which function is vulnerable in CVE-2012-6056?
The dissect_sack_chunk function in packet-sctp.c is the vulnerable function in CVE-2012-6056.
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- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/1.8.0
- version/wireshark wireshark/1.8.1
- version/wireshark wireshark/1.8.2
- version/wireshark wireshark/1.8.3