CVE-2017-16914 Null dereference in Linux Kernel

Medium 5.9 Published Updated

Attackers can cause a denial of service via a NULL pointer dereference in the Linux Kernel USB over IP driver using crafted packets.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-16914?

CVE-2017-16914 is a medium-severity vulnerability in Linux kernel, published on 31 Jan 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The "stub_send_ret_submit()" function (drivers/usb/usbip/stub_tx.c) in the Linux Kernel before version 4.14.8, 4.9.71, 4.1.49, and 4.4.107 allows attackers to cause a denial of service (NULL pointer dereference) via a specially crafted USB over IP packet.

Weakness: CWE-476

Which versions are affected by CVE-2017-16914?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2017-16914?

Apply the vendor's patch.

Is CVE-2017-16914 being exploited?

There is no known exploitation of CVE-2017-16914 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-16914, GHSA-h86q-m6j3-rp6p, UBUNTU-CVE-2017-16914.

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