CVE-2015-5156: Linux Kernel

Medium severity, CVSS 6.1. EPSS: 1.2% chance of exploitation in the next 30 days.

The virtnet_probe function in drivers/net/virtio_net.c in the Linux kernel before 4.2 attempts to support a FRAGLIST feature without proper memory allocation, which allows guest OS users to cause a denial of service (buffer overflow and memory corruption) via a crafted sequence of fragmented packets.

Affected products

• Linux Linux Kernel: up to and including 4.1.10

Published 2015-10-19. Last modified 2026-06-17.