Denial of Service Vulnerability in Xen Netback Driver

CVE-2014-2580 · MEDIUM Severity

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

The netback driver in Xen, when using certain Linux versions that do not allow sleeping in softirq context, allows local guest administrators to cause a denial of service ("scheduling while atomic" error and host crash) via a malformed packet, which causes a mutex to be taken when trying to disable the interface.

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