CVE-2021-26305

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in Deserializer::read_vec in the cdr crate before 0.2.4 for Rust. A user-provided Read implementation can gain access to the old contents of newly allocated heap memory, violating soundness.

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-908

Affected software

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

References

https://rustsec.org/advisories/RUSTSEC-2021-0012.htmlExploit, Vendor Advisory
https://rustsec.org/advisories/RUSTSEC-2021-0012.htmlExploit, Vendor Advisory

Timeline

Published: Jan 29, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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