CVE-2019-18680: Linux Kernel

High severity, CVSS 7.5. EPSS: 3.6% chance of exploitation in the next 30 days.

An issue was discovered in the Linux kernel 4.4.x before 4.4.195. There is a NULL pointer dereference in rds_tcp_kill_sock() in net/rds/tcp.c that will cause denial of service, aka CID-91573ae4aed0.

Affected products

• Linux Linux Kernel: from 4.4.179, before 4.4.195 (fixed in 4.4.195)

Published 2019-11-04. Last modified 2026-06-17.