CVE-2019-25054: Missing Initialization of Resource in pnet

January 6, 2022 (updated January 7, 2022)

An issue was discovered in the pnet crate before 0.27.2 for Rust. There is a segmentation fault (upon attempted dereference of an uninitialized descriptor) because of an erroneous IcmpTransportChannelIterator compiler optimization.

References

github.com/advisories/GHSA-24g6-5rx7-58wj
github.com/libpnet/libpnet
github.com/libpnet/libpnet/issues/449
nvd.nist.gov/vuln/detail/CVE-2019-25054
raw.githubusercontent.com/rustsec/advisory-db/main/crates/pnet/RUSTSEC-2019-0037.md
rustsec.org/advisories/RUSTSEC-2019-0037.html

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