CVE-2019-13631 Memory corruption in n/a

Medium 6.8 Published Updated

A malicious USB device can trigger an out-of-bounds write in the Linux kernel, potentially allowing code execution or privilege escalation.

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

What is CVE-2019-13631?

CVE-2019-13631 is a medium-severity memory corruption vulnerability in Linux kernel, published on 17 Jul 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In parse_hid_report_descriptor in drivers/input/tablet/gtco.c in the Linux kernel through 5.2.1, a malicious USB device can send an HID report that triggers an out-of-bounds write during generation of debugging messages.

Weakness: CWE-787

Which versions are affected by CVE-2019-13631?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2019-13631?

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-2019-13631 being exploited?

There is no known exploitation of CVE-2019-13631 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-13631, GHSA-vf49-33fx-342v, UBUNTU-CVE-2019-13631.

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