Open Bug 1756207 Opened 3 years ago Updated 3 years ago

Enable more robust CSM protections where available

Categories

(Core :: Security: Process Sandboxing, enhancement, P2)

enhancement

Tracking

()

People

(Reporter: tjr, Unassigned)

References

(Blocks 1 open bug)

Details

(Keywords: parity-chrome, sec-want)

A bit ago chrome landed a patch that will use a new OSX 11.0+ feature to enable process-wide hyperthreading disabling vs the current per-thread disabling they and we use.

They enabled it on their renderer and ppapi plugin processes. I believe enabling it on a process-wide basis would protect us against a compromised renderer using a hyper-threading-based attack cross-process.

Blocks: 1359559
Component: DOM: Workers → Security: Process Sandboxing
Severity: -- → S3
Priority: -- → P2
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