The intel_hda_xfer function in hw/audio/intel-hda.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via an entry with the same value for buffer length and pointer position.<a href=http://cwe.mitre.org/data/definitions/835.html>CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')</a> http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-8909