Headline
CVE-2021-4185: Wireshark · wnpa-sec-2021-17 · RTMPT dissector infinite loop
Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
wnpa-sec-2021-17 · RTMPT dissector infinite loop
Summary
Name: RTMPT dissector infinite loop
Docid: wnpa-sec-2021-17
Date: December 29, 2021
Affected versions: 3.6.0, 3.4.0 to 3.4.10
Fixed versions: 3.6.1, 3.4.11
References:
Wireshark issue 17745
CVE-2021-4185
Details****Description
The RTMPT dissector could go into an infinite loop.
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 3.6.1, 3.4.11 or later.
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