CVE Vulnerabilities

CVE-2021-30455

Double Free

Published: Apr 07, 2021 | Modified: Apr 12, 2021

CVSS 3.x

9.8

CRITICAL

Source:

NVD

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

CVSS 2.x

7.5 HIGH

RedHat/V2

RedHat/V3

Ubuntu

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2021-30455
CWE	https://cwe.mitre.org/data/definitions/415.html

An issue was discovered in the id-map crate through 2021-02-26 for Rust. A double free can occur in IdMap::clone_from upon a .clone panic.

Weakness

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Affected Software

Name	Vendor	Start Version	End Version
Id-map	Id-map_project	*	2021-02-26 (including)

Potential Mitigations

References

https://rustsec.org/advisories/RUSTSEC-2021-0052.html

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