CVE-2018-6924 Information disclosure in FreeBSD

High 7.1 Published 12 Sep 2018 Updated 16 Sep 2024

A malicious ELF binary can cause a kernel crash or disclose kernel memory due to insufficient validation in the FreeBSD kernel's ELF header parser.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-6924?

CVE-2018-6924 is a high-severity vulnerability in Freebsd Freebsd, published on 12 Sep 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In FreeBSD before 11.1-STABLE, 11.2-RELEASE-p3, 11.1-RELEASE-p14, 10.4-STABLE, and 10.4-RELEASE-p12, insufficient validation in the ELF header parser could allow a malicious ELF binary to cause a kernel crash or disclose kernel memory.

Weakness: CWE-20

Which versions are affected by CVE-2018-6924?

It affects 1 product.

Products include Freebsd Freebsd.

How do I fix CVE-2018-6924?

No fix has been published for CVE-2018-6924 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-6924 being exploited?

There is no known exploitation of CVE-2018-6924 in the wild and no public exploit code.

All Freebsd Freebsd vulnerabilities

Sources

Also known as GHSA-wvhx-77g9-hvc7.