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Date: Tue, 24 Dec 2019 10:49:49 +0800
From: butt3rflyh4ck <>
Subject: CVE-2019-19947: Linux kernel can: kvaser_usb:
 kvaser_usb_leaf: some info-leaks vulnerabilities

Hi, there some info-leaks vulnerabilities in Linux kernel USB drivers that
can be triggered by an external malicious USB device.


In the Linux kernel through 5.4.6, there are some information leaks of
uninitialized memory to a USB device in the
drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c driver.

More details in .


This issue was discovered by the ADLab of venustech.

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