CVE-2019-18680 Information

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.

CVSS Vector

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

Reference

https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.195 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=91573ae4aed0a49660abdad4d42f2a0db995ee5e https://github.com/torvalds/linux/commit/91573ae4aed0a49660abdad4d42f2a0db995ee5e https://lkml.org/lkml/2019/9/18/337 https://security.netapp.com/advisory/ntap-20191205-0001/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5