CVE-2019-19965
MEDIUMCVSS 4.7/10EPSS 0.65%
Last modified
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/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
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
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-19965?
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.
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2019-19965?
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