CVE-2017-17121 Memory corruption in n/a

High 7.8 Published 4 Dec 2017 Updated 5 Aug 2024

Remote attackers can cause denial of service via memory access violation in the BFD library when processing malformed COFF binaries.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2017-17121?

CVE-2017-17121 is a high-severity memory corruption vulnerability in Gnu Binutils, published on 4 Dec 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

The Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29.1, allows remote attackers to cause a denial of service (memory access violation) or possibly have unspecified other impact via a COFF binary in which a relocation refers to a location after the end of the to-be-relocated section.

Weakness: CWE-119

Which versions are affected by CVE-2017-17121?

It affects 1 product.

Products include Gnu Binutils.

How do I fix CVE-2017-17121?

Upgrade to a fixed version.

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

Is CVE-2017-17121 being exploited?

There is no known exploitation of CVE-2017-17121 in the wild and no public exploit code.

All Gnu Binutils vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-17121, GHSA-pf75-q5f8-46gr, UBUNTU-CVE-2017-17121.