CVE-2020-17498

Medium

Description

In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash. This was addressed in epan/dissectors/packet-kafka.c by avoiding a double free during LZ4 decompression.

SeverityMedium

CVSS6.5

Exploit probability—

Product

Wireshark

PublishedAug 13, 2020

First seenAug 13, 2020

How to fix

Update

wireshark wireshark3.2.6 or later

Vendor advisories

security.gentoo.org/glsa/202008-14
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G7LO7DAPN33FL4JQ7DDPB76SIEFGMZSQ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AII7UYDPNKYE75AZL45M6HAV2COP7F6S/

Affected products

Product	Affected versions	Fixed in
wireshark wireshark	3.2.0 ≤ v < 3.2.6	3.2.6
fedoraproject fedora	31, 32	—
opensuse leap	15.1, 15.2	—
oracle zfs_storage_appliance_kit	8.8	—

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