CVE-2018-11362: High severity wireshark vulnerability

Published May 22, 2018
·
Updated

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the LDSS dissector could crash. This was addressed in epan/dissectors/packet-ldss.c by avoiding a buffer over-read upon encountering a missing '\0' character.

Affected Software

7 affected componentsFixes available
debian/wireshark
2.6.20-0+deb10u42.6.20-0+deb10u73.4.10-0+deb11u14.0.6-1~deb12u14.0.10-1
Wireshark Wireshark>=2.2.0<=2.2.14
Wireshark Wireshark>=2.4.0<=2.4.6
Wireshark Wireshark=2.6.0
Debian Debian Linux=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0

Event History

May 22, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2018-11362?

CVE-2018-11362 is classified as a vulnerability that can lead to a crash in certain versions of Wireshark.

2

How do I fix CVE-2018-11362?

To mitigate CVE-2018-11362, upgrade to Wireshark versions 2.6.20 or later, or 3.4.10 or later.

3

Which versions of Wireshark are affected by CVE-2018-11362?

CVE-2018-11362 affects Wireshark versions 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14.

4

What component in Wireshark is vulnerable in CVE-2018-11362?

The LDSS dissector in Wireshark is the component that has the vulnerability in CVE-2018-11362.

5

Is CVE-2018-11362 specific to certain operating systems?

CVE-2018-11362 affects the Wireshark application regardless of the operating system as long as the specified vulnerable versions are used.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203