CVE-2026-47621 Race condition in Dynamo

Medium 6.5 Published 4 Aug 2026 Updated 4 Aug 2026

An attacker can exploit a race condition in NVIDIA Dynamo to cause denial of service and tamper with data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-47621?

CVE-2026-47621 is a medium-severity vulnerability in NVIDIA Dynamo, published on 4 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

NVIDIA Dynamo for Linux contains a vulnerability where an attacker could cause a race condition in the LoRA manager singleton initialization. A successful exploit of this vulnerability might lead to denial of service and data tampering.

Weakness: CWE-367

Which versions are affected by CVE-2026-47621?

It affects 1 product.

Products include Nvidia Dynamo.

How do I fix CVE-2026-47621?

No fix has been published for CVE-2026-47621 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-47621 being exploited?

There is no known exploitation of CVE-2026-47621 in the wild and no public exploit code.

Sources

Also known as GHSA-q548-vjqw-xrpx.