CVE-2016-5039 Denial of service in n/a

High 7.5 Published 17 Feb 2017 Updated 6 Aug 2024

Remote attackers can cause a denial of service via an out-of-bounds read in the libdwarf library when processing crafted objects.

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

What is CVE-2016-5039?

CVE-2016-5039 is a high-severity denial of service vulnerability in n/a, published on 17 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The get_attr_value function in libdwarf before 20160923 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted object with all-bits on.

Weakness: CWE-125

Which versions are affected by CVE-2016-5039?

It affects 1 product.

Products include Libdwarf Project Libdwarf.

How do I fix CVE-2016-5039?

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-2016-5039 being exploited?

There is no known exploitation of CVE-2016-5039 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2016-5039, GHSA-rp2r-3pv3-66pc, UBUNTU-CVE-2016-5039.