Debian Linux Security Advisory 5178-1 - This update ships updated CPU microcode for some types of Intel CPUs and provides mitigations for security vulnerabilities.
d274fd35ab8e33446e974eac4a2de83c7d2ce66caa3907b77f8a276b302fe05eUbuntu Security Notice 5535-1 - Joseph Nuzman discovered that some Intel processors did not properly initialise shared resources. A local attacker could use this to obtain sensitive information. Mark Ermolov, Dmitry Sklyarov and Maxim Goryachy discovered that some Intel processors did not prevent test and debug logic from being activated at runtime. A local attacker could use this to escalate privileges.
3b9019a8fb28be7eb6726c2f57a3295923eb2c3ecfca6b1bde16634486f1f849Ubuntu Security Notice 5486-1 - It was discovered that some Intel processors did not implement sufficient control flow management. A local attacker could use this to cause a denial of service. Joseph Nuzman discovered that some Intel processors did not properly initialise shared resources. A local attacker could use this to obtain sensitive information. Mark Ermolov, Dmitry Sklyarov and Maxim Goryachy discovered that some Intel processors did not prevent test and debug logic from being activated at runtime. A local attacker could use this to escalate privileges.
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