CVE-2021-25900

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in the smallvec crate before 0.6.14 and 1.x before 1.6.1 for Rust. There is a heap-based buffer overflow in SmallVec::insert_many.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://rustsec.org/advisories/RUSTSEC-2021-0003.htmlExploit, Patch, Third Party Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0003.htmlExploit, Patch, Third Party Advisory

Timeline

Published: Jan 26, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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