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A comment on Chrome zero-day released on GitHub – fixed on V8 but still works on latest.

Re:Chrome zero-day released on GitHub – fixed on V8 but stil... by submagr on Monday April 12, 2021 @10:07PM (#26787424)
Can someone please explain how this hack works? (I am CS major so I know basic stuff but not a hacker)
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Re:Chrome zero-day released on GitHub – fixed on V8 but stil... by coolspot on Monday April 12, 2021 @10:34PM (#26787562)
It uses WebAssembly VM bug to get arbitrary memory address write/read capability within Chromium sandbox.
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Re:Chrome zero-day released on GitHub – fixed on V8 but stil... by heljara on Tuesday April 13, 2021 @03:52AM (#26789334)
The actual bug is much before this though, WASM is just used to get a RWX page of memory, as v8 won't give JS that the other side of the JIT process.
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