intel ha rilasciato delle patch al microcode per mitigare le due
vulnerabilità trovate recentemente, sono arrivate in testing e quindi
presumo siano in tutte le versioni di Debian
intel-microcode (3.20171215.1) unstable; urgency=high
* Add supplementary-ucode-CVE-2017-5715.d/: (closes: #886367)
New upstream microcodes to partially address CVE-2017-5715
+ Updated Microcodes:
sig 0x000306c3, pf_mask 0x32, 2017-11-20, rev 0x0023, size 23552
sig 0x000306d4, pf_mask 0xc0, 2017-11-17, rev 0x0028, size 18432
sig 0x000306f2, pf_mask 0x6f, 2017-11-17, rev 0x003b, size 33792
sig 0x00040651, pf_mask 0x72, 2017-11-20, rev 0x0021, size 22528
sig 0x000406e3, pf_mask 0xc0, 2017-11-16, rev 0x00c2, size 99328
sig 0x000406f1, pf_mask 0xef, 2017-11-18, rev 0xb000025, size 27648
sig 0x00050654, pf_mask 0xb7, 2017-11-21, rev 0x200003a, size 27648
sig 0x000506c9, pf_mask 0x03, 2017-11-22, rev 0x002e, size 16384
sig 0x000806e9, pf_mask 0xc0, 2017-12-03, rev 0x007c, size 98304
sig 0x000906e9, pf_mask 0x2a, 2017-12-03, rev 0x007c, size 98304
* Implements IBRS and IBPB support via new MSR (Spectre variant 2
mitigation, indirect branches). Support is exposed through
cpuid(7).EDX.
* LFENCE terminates all previous instructions (Spectre variant 2
mitigation, conditional branches).
Ciao
Davide
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