CVE-2026-67456 Memory corruption in Warp
An attacker can trigger a heap-based buffer overflow in NVIDIA Warp, leading to denial of service.
- 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
- None listed
What is CVE-2026-67456?
CVE-2026-67456 is a medium-severity memory corruption vulnerability in NVIDIA Warp, published on 13 Oct 2026. 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
NVIDIA Warp contains a vulnerability where an attacker could cause a heap-based buffer overflow. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-122
Which versions are affected by CVE-2026-67456?
How do I fix CVE-2026-67456?
No fix has been published for CVE-2026-67456 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-2026-67456 being exploited?
There is no known exploitation of CVE-2026-67456 in the wild and no public exploit code.
Sources
Also known as GHSA-j89v-cg2x-2963.