CVE-2026-0428 Other in AMD Instinct™ MI300A

Low 1.8 Published Updated

An attacker can write invalid data to a remote die via a malformed driver command, causing unexpected behavior in AMD Instinct GPUs.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-0428?

CVE-2026-0428 is a low-severity vulnerability in AMD Instinct™ MI300A, published on 15 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Insufficient parameter sanitization in TEE SOC Driver could allow an attacker to issue a malformed DRV_SOC_CMD_ID_SRIOV_COPY_VF_CHIPLET_REGS to write invalid data to a remote Die, potentially resulting in unexpected behavior.

Weakness: CWE-1284

Which versions are affected by CVE-2026-0428?

How do I fix CVE-2026-0428?

No fix has been published for CVE-2026-0428 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-0428 being exploited?

There is no known exploitation of CVE-2026-0428 in the wild and no public exploit code.

Sources

Also known as GHSA-ccr7-r78x-7jpq.

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