CVE-2022-3707 Memory corruption in kernel

Medium 5.5 Published Updated

A double-free flaw in the Intel GVT-g driver allows local users to crash the system via resource overload.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2022-3707?

CVE-2022-3707 is a medium-severity memory corruption vulnerability in Linux kernel, published on 6 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A double-free memory flaw was found in the Linux kernel. The Intel GVT-g graphics driver triggers VGA card system resource overload, causing a fail in the intel_gvt_dma_map_guest_page function. This issue could allow a local user to crash the system.

Weakness: CWE-415, CWE-460

Which versions are affected by CVE-2022-3707?

It affects 2 products.

Products include Linux kernel, Redhat Enterprise Linux.

How do I fix CVE-2022-3707?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2022-3707 being exploited?

There is no known exploitation of CVE-2022-3707 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as AZL-25607, AZL-25634, DEBIAN-CVE-2022-3707, GHSA-pcwc-3rj4-gj54, UBUNTU-CVE-2022-3707.

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