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Vulnerability of QEMU: out-of-bounds memory reading via the support for Message Signalled Interrupt

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via Message Signalled Interrupt of QEMU, in order to trigger a denial of service, or to obtain sensitive information.
Vulnerable systems: QEMU.
Severity of this threat: 1/4.
Creation date: 02/06/2020.
Références of this weakness: CVE-2020-13754, VIGILANCE-VUL-32384.

Description of the vulnerability 

An attacker can force a read at an invalid address via Message Signalled Interrupt of QEMU, in order to trigger a denial of service, or to obtain sensitive information.
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This vulnerability alert impacts software or systems such as QEMU.

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 

QEMU: patch for msix.
A patch is indicated in information sources.
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