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QEMU v2.12.0 released (with Spectre/Meltdown update)

QEMU version 2.12.0 released
24 Apr 2018
This release contains 2700+ commits from 204 authors.

* Spectre/Meltdown mitigation support for x86/pseries/s390 guests.
* Better IPMI support for Platform Events and SEL logging in internal BMC emulation
* SMBIOS support for “OEM Strings”, which can be used for automating guest image activation without relying on network-based querying

[…]A previous post detailed how QEMU/KVM might be affected by Spectre/Meltdown attacks, and what the plan was to mitigate them in QEMU 2.11.1 (and eventually QEMU 2.12). QEMU 2.11.1 is now available, and contains the aforementioned mitigation functionality for x86 guests, along with additional mitigation functionality for pseries and s390x guests (ARM guests do not currently require additional QEMU patches). However, enabling this functionality requires additional configuration beyond just updating QEMU, which we want to address with this post.[…]

https://www.qemu.org/2018/04/24/qemu-2-12-0/

More on QEMU and Spectre/Meltdown:

https://www.qemu.org/2018/02/14/qemu-2-11-1-and-spectre-update/

https://www.qemu.org/2018/01/04/spectre/

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