CVE-2020-36443: Use of Uninitialized Resource in libp2p-deflate

August 25, 2021

An issue was discovered in the libp2p-deflate crate before 0.27.1 for Rust. An uninitialized buffer is passed to AsyncRead::poll_read(), which is a user-provided trait function.

References

github.com/advisories/GHSA-gvcp-948f-8f2p
github.com/libp2p/rust-libp2p
nvd.nist.gov/vuln/detail/CVE-2020-36443
rustsec.org/advisories/RUSTSEC-2020-0123.html

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