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advisory-db/crates/kekbit/RUSTSEC-2020-0129.md
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[advisory]
id = "RUSTSEC-2020-0129"
package = "kekbit"
date = "2020-12-18"
url = "https://github.com/motoras/kekbit/issues/34"
categories = ["memory-corruption", "thread-safety"]
aliases = ["CVE-2020-36449"]
cvss = "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"

[versions]
patched = [">= 0.3.4"]

ShmWriter allows sending non-Send type across threads

Affected versions of this crate implement Send for ShmWriter<H> without requiring H: Send. This allows users to send H: !Send to other threads, which can potentially lead to data races and undefined behavior.