CVE-2016-2184 Null dereference in n/a
A physically proximate attacker can crash the Linux kernel via a crafted USB device descriptor, causing a denial of service.
- 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-2016-2184?
CVE-2016-2184 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 27 Apr 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The create_fixed_stream_quirk function in sound/usb/quirks.c in the snd-usb-audio driver in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference or double free, and system crash) via a crafted endpoints value in a USB device descriptor.
Which versions are affected by CVE-2016-2184?
It affects 10 products.
Products include Canonical Ubuntu Linux, Linux kernel, Novell Suse Linux Enterprise Debuginfo, Novell Suse Linux Enterprise Desktop, Novell Suse Linux Enterprise Live Patching, Novell Suse Linux Enterprise Module for Public Cloud and 4 more.
How do I fix CVE-2016-2184?
Upgrade to a fixed version.
Is CVE-2016-2184 being exploited?
There is no known exploitation of CVE-2016-2184 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2016-2184, GHSA-9j3r-vxgv-7hqx, UBUNTU-CVE-2016-2184.