CVE-2020-36318

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p76

Published

Apr 11, 2021 (Apr 11, 2021)

Modified

Jun 17, 2026

Description

In the standard library in Rust before 1.49.0, VecDeque::make_contiguous has a bug that pops the same element more than once under certain condition. This bug could result in a use-after-free or double free.

Vendors: rust-lang
Products: rust
Weakness: CWE-415, CWE-416
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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