CVE-2016-8660 Denial of service in n/a
Local attackers can cause a system hang and denial of service in the Linux kernel XFS subsystem via a page lock order bug.
- 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-2016-8660?
CVE-2016-8660 is a medium-severity denial of service vulnerability in Linux kernel, published on 16 Oct 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The XFS subsystem in the Linux kernel through 4.8.2 allows local users to cause a denial of service (fdatasync failure and system hang) by using the vfs syscall group in the trinity program, related to a "page lock order bug in the XFS seek hole/data implementation."
Weakness: CWE-19
Which versions are affected by CVE-2016-8660?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2016-8660?
Apply the vendor's patch.
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-2016-8660 being exploited?
There is no known exploitation of CVE-2016-8660 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2016-8660, GHSA-xh6w-jrm8-9v99, ROOT-OS-DEBIAN-12-CVE-2016-8660, ROOT-OS-DEBIAN-13-CVE-2016-8660, ROOT-OS-UBUNTU-2204-CVE-2016-8660, ROOT-OS-UBUNTU-2404-CVE-2016-8660 and 1 more.