The unxorFrame function in epan/dissectors/packet-opensafety.c in the OpenSafety dissector in...

Vulnerability Description

The unxorFrame function in epan/dissectors/packet-opensafety.c in the OpenSafety dissector in Wireshark 1.6.x before 1.6.2 does not properly validate a certain frame size, which allows remote attackers to cause a denial of service (loop and application crash) via a malformed packet.

References

• http://www.openwall.com/lists/oss-security/2011/09/14/10
• http://www.openwall.com/lists/oss-security/2011/09/14/9
• http://www.openwall.com/lists/oss-security/2011/09/14/5
• http://anonsvn.wireshark.org/viewvc?view=revision&revision=38213
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6138
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:138
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15062
• http://www.wireshark.org/security/wnpa-sec-2011-12.html
• http://www.openwall.com/lists/oss-security/2011/09/13/1
• https://bugzilla.redhat.com/show_bug.cgi?id=737787