CVE-2018-11230 Use after free in n/a

High 8.8 Published 17 May 2018 Updated 17 Sep 2024

Remote attackers can cause denial of service via a crafted file in the jbig2enc library due to a use-after-free vulnerability.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2018-11230?

CVE-2018-11230 is a high-severity use after free vulnerability in n/a, published on 17 May 2018. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

jbig2_add_page in jbig2enc.cc in libjbig2enc.a in jbig2enc 0.29 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted file.

Weakness: CWE-416

Which versions are affected by CVE-2018-11230?

It affects 1 product.

Products include Jbig2enc Project Jbig2enc.

How do I fix CVE-2018-11230?

Upgrade to a fixed version.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2018-11230 being exploited?

There is no known exploitation of CVE-2018-11230 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2018-11230, GHSA-w7q3-r9cx-mxpq, UBUNTU-CVE-2018-11230.