CVE-2019-19965

MEDIUM

Linux Kernel < 5.4.6 - NULL Pointer Dereference in SAS Discovery

Title source: llm
STIX 2.1

Description

In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery, related to a PHY down race condition, aka CID-f70267f379b5.

References (11)

Core 11
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200204-0002/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4285-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4287-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4286-2/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4287-2/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4284-1/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4286-1/
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

Scores

CVSS v3 4.7
EPSS 0.0005
EPSS Percentile 14.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (19)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 19.10
debian/debian_linux 8.0
linux/linux_kernel < 5.4.6
netapp/8300_firmware
netapp/8700_firmware
netapp/a400_firmware
netapp/a700s_firmware
... and 9 more
Published Dec 25, 2019
Tracked Since Feb 18, 2026