CVE-2019-19965

Name: CVE-2019-19965
Creator: NVD / NIST
Published: 2019-12-25T04:15:12.393+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.7/10EPSS 0.65%

Last modified Jun 17, 2026

CVE-2019-19965 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. 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.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

4.7/10

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

EPSS Probability

0.65%

46.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 5.4.6
Debian	Debian Linux	8.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Netapp	Active Iq Unified Manager	All versions
Netapp	Cloud Backup	All versions
Netapp	Data Availability Services	All versions
Netapp	E-Series Santricity Os Controller	>= 11.0.0, <= 11.70.1
Netapp	Hci Management Node	All versions
Netapp	Solidfire	All versions
Netapp	Steelstore Cloud Integrated Storage	All versions
Opensuse	Leap	15.1
Netapp	A700s Firmware	All versions
Netapp	H610s Firmware	All versions
Netapp	8300 Firmware	All versions
Netapp	8700 Firmware	All versions
Netapp	A400 Firmware	All versions

References

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlMailing List, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01fExploit, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200204-0002/Third Party Advisory
https://usn.ubuntu.com/4284-1/Third Party Advisory
https://usn.ubuntu.com/4285-1/Third Party Advisory
https://usn.ubuntu.com/4286-1/Third Party Advisory
https://usn.ubuntu.com/4286-2/Third Party Advisory
https://usn.ubuntu.com/4287-1/Third Party Advisory
https://usn.ubuntu.com/4287-2/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.htmlMailing List, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01fExploit, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200204-0002/Third Party Advisory
https://usn.ubuntu.com/4284-1/Third Party Advisory
https://usn.ubuntu.com/4285-1/Third Party Advisory
https://usn.ubuntu.com/4286-1/Third Party Advisory
https://usn.ubuntu.com/4286-2/Third Party Advisory
https://usn.ubuntu.com/4287-1/Third Party Advisory
https://usn.ubuntu.com/4287-2/Third Party Advisory

Timeline

Published: Dec 25, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-19965?

How severe is CVE-2019-19965?

CVE-2019-19965 has a CVSS score of 4.7/10 (MEDIUM severity). The EPSS model estimates a 0.65% probability of exploitation in the next 30 days.

How do I fix CVE-2019-19965?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-19965?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST