CVE-2019-19947
MEDIUMCVSS 4.6/10EPSS 0.49%
Last modified
CVE-2019-19947 is a medium-severity vulnerability rated 4.6/10 on the CVSS scale. In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.. EPSS estimates a 0.49% chance of exploitation in the next 30 days.
Description
In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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, <= 11.70.2 |
| Netapp | Fas\/Aff Baseboard Management Controller | All versions |
| Netapp | Hci Baseboard Management Controller | h610s |
| Netapp | Solidfire \& Hci Management Node | All versions |
| Netapp | Steelstore Cloud Integrated Storage | All versions |
| Netapp | Aff Baseboard Management Controller | a700s |
| Netapp | Solidfire Baseboard Management Controller | All versions |
References
- http://www.openwall.com/lists/oss-security/2019/12/24/1Mailing List, Third Party Advisory
- https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9Patch, Third Party 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/4427-1/Third Party Advisory
- https://usn.ubuntu.com/4485-1/Third Party Advisory
- http://www.openwall.com/lists/oss-security/2019/12/24/1Mailing List, Third Party Advisory
- https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9Patch, Third Party 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/4427-1/Third Party Advisory
- https://usn.ubuntu.com/4485-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-19947?
In the Linux kernel through 5.4.6, there are information leaks of uninitialized memory to a USB device in the drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver, aka CID-da2311a6385c.
How severe is CVE-2019-19947?
CVE-2019-19947 has a CVSS score of 4.6/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2019-19947?
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-2019-19947?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST