The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Linux kernel: use after free via sunkbd_reinit

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via sunkbd_reinit() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Impacted products: Linux, openSUSE Leap, SLES.
Severity of this bulletin: 2/4.
Creation date: 05/11/2020.
Références of this threat: CERTFR-2020-AVI-769, CVE-2020-25669, openSUSE-SU-2020:2034-1, SUSE-SU-2020:3484-1, VIGILANCE-VUL-33825.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via sunkbd_reinit() of th...
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This computer weakness note impacts software or systems such as Linux, openSUSE Leap, SLES.

Our Vigil@nce team determined that the severity of this security bulletin 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 weakness announce.

Solutions for this threat 

Patches for this vulnerability are not yet public.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides a cybersecurity database. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.