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Vulnerability of libvirt: denial of service via Monitor Job Guest Agent Query

Synthesis of the vulnerability 

An attacker can trigger a fatal error via Monitor Job Guest Agent Query of libvirt, in order to trigger a denial of service.
Impacted products: Fedora.
Severity of this bulletin: 1/4.
Creation date: 16/06/2020.
Références of this threat: CVE-2019-20485, FEDORA-2020-5cd83efda7, VIGILANCE-VUL-32541.

Description of the vulnerability 

An attacker can trigger a fatal error via Monitor Job Guest Agent Query of libvirt, in order to trigger a denial of service.
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This computer threat note impacts software or systems such as Fedora.

Our Vigil@nce team determined that the severity of this 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 weakness note.

Solutions for this threat 

Fedora 31: new libvirt packages.
New packages are available:
  Fedora 31: libvirt 5.6.0-7.fc31
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