CVE-2016-10147 Null dereference in n/a
Local attackers can crash the system via a NULL pointer dereference in the Linux kernel's mcryptd module using incompatible AF_ALG sockets.
- 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-2016-10147?
CVE-2016-10147 is a medium-severity vulnerability in Linux kernel, published on 18 Jan 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
crypto/mcryptd.c in the Linux kernel before 4.8.15 allows local users to cause a denial of service (NULL pointer dereference and system crash) by using an AF_ALG socket with an incompatible algorithm, as demonstrated by mcryptd(md5).
Weakness: CWE-476
Which versions are affected by CVE-2016-10147?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2016-10147?
Apply the vendor's patch.
Is CVE-2016-10147 being exploited?
There is no known exploitation of CVE-2016-10147 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2016-10147, GHSA-7g63-chrj-5rq3, UBUNTU-CVE-2016-10147.