CVE-2017-5956 Memory corruption in n/a

Medium 5.5 Published 20 Mar 2017 Updated 5 Aug 2024

Local guest OS users can crash the QEMU process via an out-of-bounds array access in virglrenderer, causing denial of service.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2017-5956?

CVE-2017-5956 is a medium-severity memory corruption vulnerability in n/a, published on 20 Mar 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The vrend_draw_vbo function in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors involving vertext_buffer_index.

Weakness: CWE-125

Which versions are affected by CVE-2017-5956?

It affects 1 product.

Products include Virglrenderer Project Virglrenderer.

How do I fix CVE-2017-5956?

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-2017-5956 being exploited?

There is no known exploitation of CVE-2017-5956 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-5956, GHSA-rmf6-f9hp-cjxh.