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Vulnerability of Linux kernel: memory corruption via af_packet.c

Synthesis of the vulnerability 

An attacker can trigger a memory corruption via af_packet.c of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Impacted products: Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this bulletin: 2/4.
Creation date: 04/09/2020.
Références of this threat: CERTFR-2020-AVI-552, CERTFR-2020-AVI-553, CERTFR-2020-AVI-568, CERTFR-2020-AVI-574, CVE-2020-14386, FEDORA-2020-b858b48b23, openSUSE-SU-2020:1379-1, openSUSE-SU-2020:1382-1, SUSE-SU-2020:2574-1, SUSE-SU-2020:2575-1, SUSE-SU-2020:2576-1, SUSE-SU-2020:2577-1, SUSE-SU-2020:2578-1, SUSE-SU-2020:2579-1, SUSE-SU-2020:2580-1, SUSE-SU-2020:2582-1, SUSE-SU-2020:2610-1, SUSE-SU-2020:2623-1, USN-4489-1, VIGILANCE-VUL-33255.

Description of the vulnerability 

An attacker can trigger a memory corruption via af_packet.c of the Linux kernel,...
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This computer vulnerability alert impacts software or systems such as Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer threat alert is medium.

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

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this security vulnerability.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
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