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Vulnerability of Linux kernel: information disclosure via kvaser_usb_leaf.c

Synthesis of the vulnerability

A local attacker can read a memory fragment via kvaser_usb_leaf.c of the Linux kernel, in order to obtain sensitive information.
Severity of this computer vulnerability: 1/4.
Creation date: 30/12/2019.
Références of this announce: CVE-2019-19947, VIGILANCE-VUL-31240.

Description of the vulnerability

A local attacker can read a memory fragment via kvaser_usb_leaf.c of the Linux kernel, in order to obtain sensitive information.
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This vulnerability alert impacts software or systems such as Linux.

Our Vigil@nce team determined that the severity of this computer weakness alert is low.

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this computer vulnerability.

Solutions for this threat

Linux kernel: version 5.4.7.
The version 5.4.7 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/

Linux kernel: version 4.19.92.
The version 4.19.92 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v4.x/

Linux kernel: version 3.16.81.
The version 3.16.81 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v3.x/

Linux kernel: patch for kvaser_usb_leaf.c.
A patch is indicated in information sources.
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