CVE-2018-20991

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in the smallvec crate before 0.6.3 for Rust. The Iterator implementation mishandles destructors, leading to a double free.

Metrics

CVSS 3.0 9.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-415

Affected software

No affected versions have been published.

Timeline

Published
Aug 26, 2019
Last modified
Jun 17, 2026
NVD status
Modified

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