Official FAQs

• Xen Project:  XSA-254   •  FAQ   •  Technical FAQ

• Qubes: QSB #37

• Ubuntu Linux:  What you need to know  •  Mitigation Table

• Microsoft: ADV180002   •  FAQ

• Intel: Facts About the New Security Research Findings

Unofficial FAQs

• OpenXT: Meltdown and Spectre Exposure Analysis: Xen, Linux & Windows

• Linux Kernel:  Addressing Meltdown and Spectre in the Linux Kernel   •  4.15 and beyond   

• x86 Performance:  2018-01-07: PCID is now a critical performance/security feature on x86   •  2018-02-09: KPTI/KAISER Meltdown Initial Performance Regressions

• Barkly: A Clear Guide to Meltdown and Spectre Patches

• hannob: Meltdown/Spectre patch status summary   •  woachk: Spectre patch review

• Robert O'Callahan: Long-Term Consequences Of Spectre And Its Mitigations

Explanations

• Issue disclosure: Spectre and Meltdown papers

• Google Project Zero:  Reading privileged memory with a side channel   •  mitigations

• Barkly: Meltdown and Spectre CPU bugs explained

• Eben Upton: Why Raspberry Pi isn't vulnerable to Spectre or Meltdown

• Wikipedia: Meltdown   •  KPTI