CVE-2016-9558 Integer overflow in n/a

Critical 9.8 Published 28 Feb 2017 Updated 6 Aug 2024

A negation overflow in libdwarf allows remote attackers to cause unspecified impacts via crafted signed leb numbers.

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

What is CVE-2016-9558?

CVE-2016-9558 is a critical vulnerability in n/a, published on 28 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

(1) libdwarf/dwarf_leb.c and (2) dwarfdump/print_frames.c in libdwarf before 20161124 allow remote attackers to have unspecified impact via a crafted bit pattern in a signed leb number, aka a "negation overflow."

Weakness: CWE-190

Which versions are affected by CVE-2016-9558?

It affects 1 product.

Products include Libdwarf Project Libdwarf.

How do I fix CVE-2016-9558?

Upgrade to a fixed version.

Is CVE-2016-9558 being exploited?

There is no known exploitation of CVE-2016-9558 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2016-9558, GHSA-74gp-mc52-6qp4, UBUNTU-CVE-2016-9558.