** Changed in: opensbi (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/2076397
Title:
Ghostwrite mitigation
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** Tags removed: foundations-todo
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https://bugs.launchpad.net/bugs/2076397
Title:
Ghostwrite mitigation
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Only C910, C920 are impacted by Ghostwrite. C906 is impacted by a CPU-
halting bug which cannot be prevented in OpenSBI.
The boards that we support use the C906 core.
** Description changed:
https://ghostwriteattack.com/riscvuzz.pdf describes that some T-Head
processors allow unprivileged us
