wnpa-sec-2020-19 · Multiple dissector memory leak
Summary
Name: Multiple dissector memory leak
Docid: wnpa-sec-2020-19
Date: December 9, 2020
Affected versions: 3.4.0
Fixed versions: 3.4.1
References:
Wireshark issue 17032.
CVE-2020-26419.
Details
Description
Multiple dissectors 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 or later.