Multiple serious vulnerabilities were found in Wireshark. Malicious users can exploit these vulnerabilities to cause denial of service, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. A heap buffer over-read vulnerability in the Wireshark dissection engine can be exploited remotely via malformed packet to cause denial of service;
2. An improper null termination vulnerability in the DCOM dissector can be exploited remotely via malformed packet to cause denial of service;
3. An improper input validation vulnerability in the LBMPDM dissector can be exploited remotely via malformed packet to cause denial of service and bypass security restrictions;
4. An infinite loop vulnerability in the MMSE dissector can be exploited remotely via malformed packet to cause denial of service;
5. A heap buffer overflow vulnerability in the IxVeriWave file parser can be exploited remotely via malformed packet to cause denial of service;
6. A NULL pointer dereference vulnerability in the PVFS dissector can be exploited remotely via malformed packet to cause denial of service;
7. A division by zero vulnerability in the ZigBee ZCL dissector can be exploited remotely via malformed packet to cause denial of service;

Wireshark 2.6.x earlier than 2.6.5
Wireshark 2.4.x earlier than 2.4.11

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The following public exploits exists for this vulnerability:

https://www.exploit-db.com/exploits/45951