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 Xen: information disclosure via Unscrubbed Boot Arm Modules

Synthesis of the vulnerability 

An attacker, inside a guest system, can bypass access restrictions to data via Unscrubbed Boot Arm Modules of Xen, in order to obtain sensitive information on the host system.
Vulnerable products: Fedora, Xen.
Severity of this weakness: 2/4.
Creation date: 08/06/2021.
Références of this bulletin: CERTFR-2021-AVI-453, CVE-2021-28693, FEDORA-2021-41d4347447, FEDORA-2021-993693c914, VIGILANCE-VUL-35652, XSA-372.

Description of the vulnerability 

An attacker, inside a guest system, can bypass access restrictions to data via U...
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This cybersecurity note impacts software or systems such as Fedora, Xen.

Our Vigil@nce team determined that the severity of this computer weakness announce is medium.

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 cybersecurity vulnerability.

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 systems vulnerabilities note. The Vigil@nce vulnerability database contains several thousand vulnerabilities.