wnpa-sec-2020-16 · Kafka dissector memory leak
Summary
Name: Kafka dissector memory leak
Docid: wnpa-sec-2020-16
Date: December 9, 2020
Affected versions: 3.4.0, 3.2.0 to 3.2.8
Fixed versions: 3.4.1, 3.2.9
References:
Wireshark issue 16739.
CVE-2020-26418.
Details
Description
The Kafka dissector could leak memory.
Impact
It may be possible to make Wireshark consume excessive CPU resources by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.
Resolution
Upgrade to Wireshark 3.4.1, 3.2.9 or later.