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There is no Meltdown JavaScript exploit that i know of. This page lumps them together. To exploit meltdown you need to peek at specific places of memory (and f
by jnordwick 9y ago
There is no Meltdown JavaScript exploit that i know of. This page lumps them together.
To exploit meltdown you need to peek at specific places of memory (and flush the probe array from cache which might not be possible in JS easily).
- roblabla 9y agoYour knowledge is broken then. There's literally an example in the Spectre Whitepaper. Here is the example from the whitepaper: https://react-etc.net/page/meltdown-spectre-javascript-exploit-example https://react-etc.net/page/meltdown-spectre-javascript-explo...
- deleted 9y ago[deleted]
- jnordwick 9y agoHow does that apply to the Meltdown and these KPTI-related slowdowns? Can you be a little more specific about this JavaScript meltdown implementation in the Spectre paper?