Vulnerability in Linux Kernel
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (42.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Linux Kernel
- NetApp Active Iq Unified Manager
- NetApp Aff Baseboard Management Controller — versions a700s
- NetApp Cloud Backup
- NetApp Data Availability Services
- NetApp E-Series Santricity OS Controller
- NetApp Fas\/aff Baseboard Management Controller
- NetApp Hci Baseboard Management Controller — versions h610s
- NetApp Solidfire Baseboard Management Controller
- NetApp Solidfire \& Hci Management Node
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/da2311a6385c3b499da2ed5d9be59ce331fa93e9 (Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2019/12/24/1 (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/01/msg00013.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20200204-0002/ (Third Party Advisory)
- usn.ubuntu.com/4285-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/03/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4284-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4427-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4485-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-19947?
- CVE-2019-19947 is a medium-severity vulnerability in Linux Kernel, classified under Use of Uninitialized Resource. CVSS score: 4.6/10. Published 2019-12-24.
- How severe is CVE-2019-19947?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2019-19947 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.