(originally from a tweet thread: https://twitter.com/mtigas/status/949337073495916544 )
updated january 5, 2018; 12:47 US Eastern Time
ok here's a rough list of links i have collected about patches for meltdown / spectre https://kb.cert.org/vuls/id/584653 , that i sort of compiled for my own reference but figure others might want. (info as of this morning, january 5. might have mistakes, use at own risk, etc)
MacOS High Sierra 10.13.2+, Sierra 2017-002 security update, and El Capitan 2017-005 security update mitigate meltdown:
https://support.apple.com/en-us/HT208394
https://support.apple.com/en-us/HT208331
iOS 11.2+ mitigates meltdown:
https://support.apple.com/en-us/HT208394
https://support.apple.com/en-us/HT208334
Windows 7, 8, 10 patches are out, mitigating meltdown:
https://support.microsoft.com/help/4073119
Android "January 2018" security patch level mitigates meltdown:
https://support.google.com/faqs/answer/7622138#android
Fx 57 patched, mitigating spectre
https://blog.mozilla.org/security/2018/01/03/mitigations-landing-new-class-timing-attack/
Chrome 64 (January 23) will mitigate spectre; can optionally mitigate now — “Strict Site Isolation” in chrome://flags
https://support.google.com/faqs/answer/7622138#chrome
Safari update "in the coming days" to mitigate spectre
https://support.apple.com/en-us/HT208394
Ubuntu kernel updates by Jan 9, for 17.10, 16.04 LTS, 14.04 LTS, mitigating meltdown:
https://insights.ubuntu.com/2018/01/04/ubuntu-updates-for-the-meltdown-spectre-vulnerabilities/
Debian stable has an updated kernel out, mitigating meltdown:
https://www.debian.org/security/2018/dsa-4078
AWS has patched the host hardware for EC2 boxes:
https://aws.amazon.com/security/security-bulletins/AWS-2018-013/