CVE-2019-18680

Published: Nov 4, 2019Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

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 (1)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 4.4.179 to 4.4.195

Related CWEs

CWE-476

NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

References (10)

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.195

Source: cve@mitre.org

ExploitPatchVendor Advisory

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=91573ae4aed0a49660abdad4d42f2a0db995ee5e

Source: cve@mitre.org

PatchVendor Advisory

https://github.com/torvalds/linux/commit/91573ae4aed0a49660abdad4d42f2a0db995ee5e

Source: cve@mitre.org

PatchThird Party Advisory

https://lkml.org/lkml/2019/9/18/337

Source: cve@mitre.org

ExploitMailing ListVendor Advisory

https://security.netapp.com/advisory/ntap-20191205-0001/

Source: cve@mitre.org

Third Party Advisory

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.195