CVE-2017-6965 Memory corruption in n/a

Medium 5.5 Published 17 Mar 2017 Updated 5 Aug 2024

A heap-based buffer overflow in readelf allows attackers to execute arbitrary code or cause denial of service via corrupt input files.

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-2017-6965?

CVE-2017-6965 is a medium-severity memory corruption vulnerability in Gnu Binutils, published on 17 Mar 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

readelf in GNU Binutils 2.28 writes to illegal addresses while processing corrupt input files containing symbol-difference relocations, leading to a heap-based buffer overflow.

Weakness: CWE-119

Which versions are affected by CVE-2017-6965?

It affects 1 product.

Products include Gnu Binutils.

How do I fix CVE-2017-6965?

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-2017-6965 being exploited?

There is no known exploitation of CVE-2017-6965 in the wild and no public exploit code.

All Gnu Binutils vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-6965, GHSA-g89c-q494-cj5h, UBUNTU-CVE-2017-6965.