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Vulnerability of QEMU: buffer overflow via xgmac_enet_send

Synthesis of the vulnerability 

An attacker, inside a guest system, can trigger a buffer overflow via xgmac_enet_send() of QEMU, in order to trigger a denial of service, and possibly to run code on the host system.
Vulnerable products: Debian, QEMU.
Severity of this weakness: 2/4.
Creation date: 22/07/2020.
Références of this bulletin: CVE-2020-15863, DLA-2288-1, VIGILANCE-VUL-32898.

Description of the vulnerability 

An attacker, inside a guest system, can trigger a buffer overflow via xgmac_enet...
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This security threat impacts software or systems such as Debian, QEMU.

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

Solutions for this threat 

Patches for this vulnerability are not yet public.
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