CVE-2019-19965: Null Pointer Dereference
First published: Wed Dec 25 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <=5.4.6 | |
| Debian GNU/Linux | =8.0 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =16.04 | |
| Ubuntu Linux | =18.04 | |
| Ubuntu Linux | =19.10 | |
| NetApp Active IQ Unified Manager for VMware vSphere | ||
| netapp cloud backup | ||
| netapp data availability services | ||
| NetApp E-Series SANtricity OS Controller | >=11.0.0<=11.70.1 | |
| netapp hci management node | ||
| netapp solidfire | ||
| NetApp SteelStore | ||
| openSUSE | =15.1 | |
| All of | ||
| NetApp AFF A700s Firmware | ||
| netapp a700s | ||
| All of | ||
| netapp h610s firmware | ||
| netapp h610s | ||
| All of | ||
| NetApp AFF 8300 Firmware | ||
| NetApp FAS8300 | ||
| All of | ||
| NetApp AFF 8700 Firmware | ||
| NetApp FAS8700 | ||
| All of | ||
| NetApp AFF A400 Firmware | ||
| NetApp FAS A400 | ||
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.13-1 | |
| Debian | =8.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =19.10 | |
| NetApp AFF A700s Firmware | ||
| netapp a700s | ||
| netapp h610s firmware | ||
| netapp h610s | ||
| NetApp AFF 8300 Firmware | ||
| NetApp FAS8300 | ||
| NetApp AFF 8700 Firmware | ||
| NetApp FAS8700 | ||
| NetApp AFF A400 Firmware | ||
| NetApp FAS A400 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f70267f379b5e5e11bdc5d72a56bf17e5feed01f
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
- https://security.netapp.com/advisory/ntap-20200204-0002/
- https://usn.ubuntu.com/4285-1/
- https://usn.ubuntu.com/4287-1/
- https://usn.ubuntu.com/4286-2/
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- https://usn.ubuntu.com/4284-1/
- https://usn.ubuntu.com/4287-2/
- https://usn.ubuntu.com/4286-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
- https://launchpad.net/bugs/cve/CVE-2019-19965
- https://git.kernel.org/linus/f70267f379b5e5e11bdc5d72a56bf17e5feed01f
- https://security-tracker.debian.org/tracker/CVE-2019-19965
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19965
- https://nvd.nist.gov/vuln/detail/CVE-2019-19965
- https://ubuntu.com/security/CVE-2019-19965
Frequently Asked Questions
What is the severity of CVE-2019-19965?
CVE-2019-19965 is classified as a high severity vulnerability due to a NULL pointer dereference that can lead to system crashes.
How do I fix CVE-2019-19965?
To fix CVE-2019-19965, update your Linux kernel to version 5.10.223-1 or later as specified in the security patches.
Which Linux kernel versions are affected by CVE-2019-19965?
CVE-2019-19965 affects all Linux kernel versions up to and including 5.4.6.
What type of vulnerability is CVE-2019-19965?
CVE-2019-19965 is a NULL pointer dereference vulnerability that occurs during port disconnection handling in the Linux kernel.
Are there any specific distributions affected by CVE-2019-19965?
Yes, CVE-2019-19965 affects various distributions, including Debian 8.0 and Ubuntu versions 14.04, 16.04, 18.04, and 19.10.
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/severity
- agent/weakness
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/references
- agent/first-publish-date
- collector/usn-cve
- source/Ubuntu
- agent/description
- agent/trending
- agent/last-modified-date
- agent/source
- agent/event
- agent/author
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/tags
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/nvd-index
- vendor/linux
- canonical/linux kernel
- version/linux kernel/5.4.6
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/8.0
- vendor/canonical
- canonical/ubuntu linux
- version/ubuntu linux/14.04
- version/ubuntu linux/16.04
- version/ubuntu linux/18.04
- version/ubuntu linux/19.10
- vendor/netapp
- canonical/netapp active iq unified manager for vmware vsphere
- canonical/netapp cloud backup
- canonical/netapp data availability services
- canonical/netapp e-series santricity os controller
- version/netapp e-series santricity os controller/11.0.0
- version/netapp e-series santricity os controller/11.70.1
- canonical/netapp hci management node
- canonical/netapp solidfire
- canonical/netapp steelstore
- vendor/opensuse
- canonical/opensuse
- version/opensuse/15.1
- canonical/netapp aff a700s firmware
- canonical/netapp a700s
- canonical/netapp h610s firmware
- canonical/netapp h610s
- canonical/netapp aff 8300 firmware
- canonical/netapp fas8300
- canonical/netapp aff 8700 firmware
- canonical/netapp fas8700
- canonical/netapp aff a400 firmware
- canonical/netapp fas a400
- package-manager/debian
- canonical/debian
- version/debian/8.0
- canonical/ubuntu
- version/ubuntu/14.04
- version/ubuntu/16.04
- version/ubuntu/18.04
- version/ubuntu/19.10