CVE-2021-1068 Memory corruption in SHIELD TV

High 7.8 Published 20 Jan 2021 Updated 3 Aug 2024

An attacker can exploit a buffer overflow in the NVDEC component to cause denial of service or escalate privileges on NVIDIA SHIELD TV devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-1068?

CVE-2021-1068 is a high-severity memory corruption vulnerability in NVIDIA SHIELD TV, published on 20 Jan 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA SHIELD TV, all versions prior to 8.2.2, contains a vulnerability in the NVDEC component, in which an attacker can read from or write to a memory location that is outside the intended boundary of the buffer, which may lead to denial of service or escalation of privileges.

Weakness: CWE-125

Which versions are affected by CVE-2021-1068?

It affects 1 product.

Products include Nvidia Shield Experience.

How do I fix CVE-2021-1068?

No fix has been published for CVE-2021-1068 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2021-1068 being exploited?

There is no known exploitation of CVE-2021-1068 in the wild and no public exploit code.

Sources

Also known as GHSA-q5g9-g6pf-f7fc.