CVE-2018-9272 Denial of service in n/a

High 7.5 Published 4 Apr 2018 Updated 17 Sep 2024

A memory leak in the H.223 dissector allows attackers to cause a denial of service by exhausting system memory.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2018-9272?

CVE-2018-9272 is a high-severity denial of service vulnerability in Wireshark Wireshark, published on 4 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, epan/dissectors/packet-h223.c has a memory leak.

Weakness: CWE-772

Which versions are affected by CVE-2018-9272?

It affects 1 product.

Products include Wireshark Wireshark.

How do I fix CVE-2018-9272?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-9272 being exploited?

There is no known exploitation of CVE-2018-9272 in the wild and no public exploit code.

All Wireshark Wireshark vulnerabilities

Sources

Also known as DEBIAN-CVE-2018-9272, GHSA-c7wq-7m63-778w, UBUNTU-CVE-2018-9272.