NULL Pointer Dereference Affecting wireshark package, versions <3.2.0-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
1.46% (70th percentile)

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  • Snyk IDSNYK-ECHOLATEST-WIRESHARK-17979351
  • published15 Jul 2026
  • disclosed16 Jan 2020

Introduced: 16 Jan 2020

CVE-2020-7045  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Echo:latest wireshark to version 3.2.0-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream wireshark package and not the wireshark package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

In Wireshark 3.0.x before 3.0.8, the BT ATT dissector could crash. This was addressed in epan/dissectors/packet-btatt.c by validating opcodes.

CVSS Base Scores

version 3.1