An issue was discovered in the concread crate before 0.2.6 for Rust. Attackers can cause an ARCache<K,V> data race by sending types that do not implement Send/Sync.
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Link | Tags |
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https://rustsec.org/advisories/RUSTSEC-2020-0092.html | third party advisory exploit |