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RUSTSEC-2022-0075: Bug in pooling instance allocator #14

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github-actions bot opened this issue Jan 15, 2023 · 0 comments
Open

RUSTSEC-2022-0075: Bug in pooling instance allocator #14

github-actions bot opened this issue Jan 15, 2023 · 0 comments

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Bug in pooling instance allocator

Details
Package wasmtime
Version 0.37.0
URL GHSA-wh6w-3828-g9qf
Date 2022-11-10
Patched versions >=1.0.2, <2.0.0,>=2.0.2

bug in Wasmtime's implementation of its pooling instance allocator where when a linear memory is reused for another instance the initial heap snapshot of the prior instance can be visible, erroneously to the next instance.

Mitigations are described here.

See advisory page for additional details.
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