CVE-2018-11726 Memory corruption in n/a

High 8.8 Published 19 Jun 2018 Updated 5 Aug 2024

Remote attackers can cause denial of service or potential code execution via a crafted MOBI file due to a heap-based buffer overflow in Libmobi.

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: None listed

What is CVE-2018-11726?

CVE-2018-11726 is a high-severity memory corruption vulnerability in n/a, published on 19 Jun 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

The mobi_decode_font_resource function in util.c in Libmobi 0.3 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted mobi file.

Weakness: CWE-787

Which versions are affected by CVE-2018-11726?

It affects 1 product.

Products include Libmobi Project Libmobi.

How do I fix CVE-2018-11726?

No fix has been published for CVE-2018-11726 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2018-11726 being exploited?

There is no known exploitation of CVE-2018-11726 in the wild and no public exploit code.

Sources

Also known as GHSA-296v-w4c4-j24q.