CVE-2017-16531 Denial of service in n/a

Medium 6.6 Published Updated

A local attacker can cause a system crash via a crafted USB device due to an out-of-bounds read in the Linux kernel USB core.

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-2017-16531?

CVE-2017-16531 is a medium-severity denial of service vulnerability in Linux kernel, published on 4 Nov 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

drivers/usb/core/config.c in the Linux kernel before 4.13.6 allows local users to cause a denial of service (out-of-bounds read and system crash) or possibly have unspecified other impact via a crafted USB device, related to the USB_DT_INTERFACE_ASSOCIATION descriptor.

Weakness: CWE-119

Which versions are affected by CVE-2017-16531?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2017-16531?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-16531 being exploited?

There is no known exploitation of CVE-2017-16531 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-16531, GHSA-xmxg-28xr-rp8x, UBUNTU-CVE-2017-16531.

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