CVE-2024-36323 Missing authorization in AMD Instinct™ MI300A
A malicious guest VM can access other VMs' JPEG register space, allowing unauthorized read and write access to victim data.
- 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-2024-36323?
CVE-2024-36323 is a high-severity missing authorization 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
Improper isolation of VCN-JPEG HW register space could allow a malicious Guest Virtual Machine (VM) or a process to perform unauthorized access to the register space of the JPEG cores assigned a victim VM/process, potentially gaining arbitrary read/write access to the victim VM/process data.
Weakness: CWE-284
Which versions are affected by CVE-2024-36323?
How do I fix CVE-2024-36323?
No fix has been published for CVE-2024-36323 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2024-36323 being exploited?
There is no known exploitation of CVE-2024-36323 in the wild and no public exploit code.
Sources
Also known as GHSA-r92r-8g7f-hqj2.