CVE-2019-19947
First published: Mon Dec 23 2019(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <=5.4.6 | |
| Debian | =8.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =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<=11.70.2 | |
| NetApp FAS/AFF Baseboard Management Controller | ||
| NetApp HCI Baseboard Management Controller | =h610s | |
| NetApp SolidFire & HCI Management Node | ||
| NetApp SteelStore Cloud Integrated Storage | ||
| NetApp FAS/AFF Baseboard Management Controller | =a700s | |
| NetApp SolidFire | ||
| debian/linux | 5.10.223-1 5.10.234-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.17-1 |
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Reference Links
- https://github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9
- http://www.openwall.com/lists/oss-security/2019/12/24/1
- 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://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- https://usn.ubuntu.com/4284-1/
- https://usn.ubuntu.com/4427-1/
- https://usn.ubuntu.com/4485-1/
- https://launchpad.net/bugs/cve/CVE-2019-19947
- https://git.kernel.org/linus/da2311a6385c3b499da2ed5d9be59ce331fa93e9
- https://security-tracker.debian.org/tracker/CVE-2019-19947
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19947
- https://nvd.nist.gov/vuln/detail/CVE-2019-19947
- https://ubuntu.com/security/CVE-2019-19947
Frequently Asked Questions
What is the severity of CVE-2019-19947?
CVE-2019-19947 is classified as a moderate severity vulnerability due to potential information leaks of uninitialized memory.
How do I fix CVE-2019-19947?
To fix CVE-2019-19947, upgrade to Linux kernel version 5.10.223-1 or later as specified in the remediation guidelines.
Which Linux versions are affected by CVE-2019-19947?
CVE-2019-19947 affects Linux kernel versions up to 5.4.6, including specific Debian and Ubuntu distributions.
What type of vulnerability is CVE-2019-19947?
CVE-2019-19947 is an information disclosure vulnerability occurring within the kvaser_usb_leaf.c driver.
Is CVE-2019-19947 a zero-day vulnerability?
CVE-2019-19947 was publicly disclosed before the patch was released, but it is no longer considered a zero-day as fixes are available.
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