CVE-2022-30539 Use after free in Intel(R) Processors

High 7.5 Published 16 Feb 2023 Updated 27 Jan 2025

A use-after-free flaw in Intel processor BIOS firmware allows privileged local users to escalate privileges.

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-2022-30539?

CVE-2022-30539 is a high-severity use after free vulnerability in Intel(R) Processors, published on 16 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Use after free in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Weakness: CWE-416

Which versions are affected by CVE-2022-30539?

It affects 53 products.

Products include Intel Xeon Gold 5315y Firmware, Intel Xeon Gold 5317 Firmware, Intel Xeon Gold 5318h Firmware, Intel Xeon Gold 5318n Firmware, Intel Xeon Gold 5318s Firmware, Intel Xeon Gold 5318y Firmware and 47 more.

How do I fix CVE-2022-30539?

No fix has been published for CVE-2022-30539 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2022-30539 being exploited?

There is no known exploitation of CVE-2022-30539 in the wild and no public exploit code.

Sources

Also known as GHSA-m9gc-329h-37gp.