CVE-2019-19947
kernel: uninitialized memory allocation in drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c leading to information leak
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 6, 2020
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel in versions through 5.4.6, containing information leaks of uninitialized memory to a USB device. The latest findings show that the uninitialized memory allocation was not leading to an information leak, but was allocating the memory assigned with data on the next line and hence causing no violation.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.3CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor