Multiple Intel Processors CVE-2019-11157 Multiple Security Vulnerabilities



Date Discovered

December 10, 2019


Multiple Intel Processors are prone to multiple security vulnerabilities. A local attacker can leverage these issues to obtain sensitive information and gain elevated privileges. This may aid in further attacks.

Technologies Affected

  • Intel 6th generation Core processors
  • Intel 7th generation Core processors
  • Intel 8th generation Core processors
  • Intel 9th generation Core processors
  • Intel Xeon Processor E-2100
  • Intel Xeon Processor E-2200
  • Intel Xeon Processor E3 v5 Family
  • Intel Xeon Processor E3 v6 Family


Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
Ensure that only trusted users have local, interactive access to affected computers.

Updates are available. Please see the references or vendor advisory for more information.



University of Birmingham: David Oswald, Flavio Garcia; KU Leuven: Jo Van Bulck; TU Graz: Daniel Gruss, Technische Universität Darmstadt: Zijo Kenjar, Tommaso Frassetto, Ahmed-Reza Sadeghi; University of California, Irvine: David Gens, Michael Franz, University of Maryland: Gang Qu; Tsinghua University: Yongqiang Lyu, Dongsheng Wang; Pengfei Qiu

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