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Vulnerability of QEMU: denial of service via ati-vga Emulator

Synthesis of the vulnerability 

An attacker, inside a guest system, can trigger a fatal error via ati-vga Emulator of QEMU, in order to trigger a denial of service on the host system.
Vulnerable systems: QEMU.
Severity of this threat: 2/4.
Creation date: 04/06/2020.
Références of this weakness: CVE-2020-13791, VIGILANCE-VUL-32438.

Description of the vulnerability 

An attacker, inside a guest system, can trigger a fatal error via ati-vga Emulator of QEMU, in order to trigger a denial of service on the host system.
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This threat announce impacts software or systems such as QEMU.

Our Vigil@nce team determined that the severity of this cybersecurity alert 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 security alert.

Solutions for this threat 

QEMU: patch for ati-vga Emulator.
A patch is indicated in information sources.

Wind River Linux: version 10.17.41.22.
The version 10.17.41.22 is fixed:
  https://support2.windriver.com/index.php?page=cve&on=list&show=50&product_id=1&product_version%5B0%5D=2&id_status%5B0%5D=4&cve_id_filter=&s=&submit=&order_by=cve_modified_date&order_way=desc#list
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