CVE-2023-1073 Memory corruption in kernel

Medium 6.6 Published Updated

A local attacker can crash the system or escalate privileges by inserting a malicious USB device into the Linux kernel HID subsystem.

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-2023-1073?

CVE-2023-1073 is a medium-severity memory corruption vulnerability in Fedoraproject Fedora, published on 27 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A memory corruption flaw was found in the Linux kernel’s human interface device (HID) subsystem in how a user inserts a malicious USB device. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Weakness: CWE-787, CWE-119

Which versions are affected by CVE-2023-1073?

It affects 3 products.

Products include Fedoraproject Fedora, Linux kernel, Redhat Enterprise Linux.

How do I fix CVE-2023-1073?

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-2023-1073 being exploited?

There is no known exploitation of CVE-2023-1073 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-1073, GHSA-3chx-g7jg-4263, UBUNTU-CVE-2023-1073.

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