Unbounded Resource Consumption in vdsm's qemu-img Invocation

CVE-2018-10908 · HIGH Severity

AV:N/AC:M/AU:N/C:N/I:N/A:C

It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By uploading a specially crafted image, an attacker could cause the qemu-img process to consume unbounded amounts of memory of CPU time, causing a denial of service condition that could potentially impact other users of the host.

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