[manjaro-security] [ASA-202007-2] wireshark-cli: denial of service

[Morten Linderud]

Arch Linux Security Advisory ASA-202007-2
=========================================

Severity: Low
Date    : 2020-07-18
CVE-ID  : CVE-2020-15466
Package : wireshark-cli
Type    : denial of service
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1198

Summary
=======

The package wireshark-cli before version 3.2.5-1 is vulnerable to
denial of service.

Resolution
==========

Upgrade to 3.2.5-1.

# pacman -Syu "wireshark-cli>=3.2.5-1"

The problem has been fixed upstream in version 3.2.5.

Workaround
==========

None.

Description
===========

An infinite loop has been found in the GVCP dissector of Wireshark
before 3.2.5. 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.

Impact
======

A remote attacker is able use specially crafted packets to perform a
denial of service attack.

References
==========

https://www.wireshark.org/security/wnpa-sec-2020-09
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16029
https://code.wireshark.org/review/#/c/37618/
https://security.archlinux.org/CVE-2020-15466
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