CVE-2016-4568: Linux Kernel

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

drivers/media/v4l2-core/videobuf2-v4l2.c in the Linux kernel before 4.5.3 allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a crafted number of planes in a VIDIOC_DQBUF ioctl call.

Affected products

• Linux Linux Kernel: from 4.4, before 4.4.9 (fixed in 4.4.9); from 4.5, before 4.5.3 (fixed in 4.5.3)

Published 2016-05-23. Last modified 2026-06-17.