CVE-2012-6056

MEDIUM 5.0CVE-2012-6056 · Published 05/12/2012 · updated 16/06/2026

In short

CVE-2012-6056 is a MEDIUM (CVSS 5.0) vulnerability affecting wireshark (wireshark).
Chance of exploitation in the next 30 days (EPSS): 2.7%, higher than 85.8% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
wireshark wireshark	`= 1.8.0= 1.8.1= 1.8.2= 1.8.3`	No fix yet

Description

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.

References

anonsvn.wireshark.org/viewvc/trunk/epan/dissectors/packet-sctp.c · Patch
anonsvn.wireshark.org/viewvc
lists.opensuse.org/opensuse-updates/2012-12/msg00022.html
lists.opensuse.org/opensuse-updates/2013-01/msg00042.html
rhn.redhat.com/errata/RHSA-2014-0341.html
wireshark.org/security/wnpa-sec-2012-33.html · Vendor Advisory
bugs.wireshark.org/bugzilla/show_bug.cgi
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16139

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