CVE-2017-7308: Linux Kernel

High severity, CVSS 7.8. EPSS: 17.8% chance of exploitation in the next 30 days.

The packet_set_ring function in net/packet/af_packet.c in the Linux kernel through 4.10.6 does not properly validate certain block-size data, which allows local users to cause a denial of service (integer signedness error and out-of-bounds write), or gain privileges (if the CAP_NET_RAW capability is held), via crafted system calls.

Affected products

• Linux Linux Kernel: from 2.6.27, before 3.2.89 (fixed in 3.2.89); from 3.3, before 3.10.107 (fixed in 3.10.107); from 3.11, before 3.12.74 (fixed in 3.12.74); from 3.13, before 3.16.44 (fixed in 3.16.44); from 3.17, before 3.18.52 (fixed in 3.18.52); from 3.19, before 4.1.41 (fixed in 4.1.41); …

Published 2017-03-29. Last modified 2026-06-17.