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computer vulnerability 29535

Xen: infinite loop via Arm Atomics Operations

Synthesis of the vulnerability

An attacker, inside a guest system, can trigger an infinite loop via Arm Atomics Operations of Xen, in order to trigger a denial of service on the host system.
Impacted products: Xen.
Severity of this bulletin: 1/4.
Consequences of an intrusion: denial of service on server, denial of service on service.
Hacker's origin: user shell.
Creation date: 14/06/2019.
Références of this threat: CERTFR-2019-AVI-272, VIGILANCE-VUL-29535, XSA-295.

Description of the vulnerability

An attacker, inside a guest system, can trigger an infinite loop via Arm Atomics...
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