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Vulnerability of Linux kernel: memory corruption via mptctl.c

Synthesis of the vulnerability 

An attacker can trigger a memory corruption via mptctl.c of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: Linux.
Severity of this announce: 1/4.
Creation date: 11/05/2020.
Références of this computer vulnerability: CVE-2020-12652, VIGILANCE-VUL-32227.

Description of the vulnerability 

An attacker can trigger a memory corruption via mptctl.c of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
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This vulnerability announce impacts software or systems such as Linux.

Our Vigil@nce team determined that the severity of this cybersecurity threat is low.

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

An attacker with a expert ability can exploit this computer threat bulletin.

Solutions for this threat 

Linux kernel: version 5.4.14.
The version 5.4.14 is fixed:
  https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.4.14.tar.xz

Wind River Linux: version 10.18.44.17.
The version 10.18.44.17 is fixed:
  https://support2.windriver.com/

Wind River Linux: version 10.19.45.8.
The version 10.19.45.8 is fixed.
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