GHSA-mpg5-fvwp-42m2: Unsoundness in `dashmap` references

June 16, 2022

Reference returned by some methods of Ref (and similar types) may outlive the Ref and escape the lock. This causes undefined behavior and may result in a segfault.

More information in dashmap#167 issue.

References

github.com/advisories/GHSA-mpg5-fvwp-42m2
github.com/xacrimon/dashmap
github.com/xacrimon/dashmap/issues/167
rustsec.org/advisories/RUSTSEC-2022-0002.html

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