CVE-2014-3873 Information disclosure in n/a

Low 2.1 Published 10 Jun 2014 Updated 6 Aug 2024

Local attackers can read sensitive kernel memory via ktrace due to incorrect page fault entry size in FreeBSD.

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-2014-3873?

CVE-2014-3873 is a low-severity vulnerability in Freebsd Freebsd, published on 10 Jun 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace.

Weakness: CWE-20

Which versions are affected by CVE-2014-3873?

It affects 1 product.

Products include Freebsd Freebsd.

How do I fix CVE-2014-3873?

No fix has been published for CVE-2014-3873 yet. Limit exposure of the affected software until one is available.

Is CVE-2014-3873 being exploited?

There is no known exploitation of CVE-2014-3873 in the wild and no public exploit code.

All Freebsd Freebsd vulnerabilities

Sources

Also known as GHSA-237w-63m6-9xcp.