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NVD Vulnerability Details :

CVE-2026-38640

Deferred

Source-cve@mitre.org

Published At-25 Jun, 2026 | 21:16

Updated At-26 Jun, 2026 | 20:25

A reachable unwrap in the __assert_fail function (/assert/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted string.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	3.1	7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
			N/A

Type: Secondary

Version: 3.1

Base score: 7.5

Base severity: HIGH

Vector:

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

Type: N/A

Version:

Base score:

Base severity: N/A

Vector:

Weaknesses

CWE ID	Type	Source
CWE-400	Secondary	134c704f-9b21-4f2e-91b3-4a467353bcc0

CWE ID: CWE-400

Type: Secondary

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

References

Hyperlink	Source	Resource
https://github.com/Marsman1996/pocs/tree/master/redox/CVE-2026-38640	cve@mitre.org	N/A
https://gitlab.redox-os.org/redox-os/relibc/-/issues/262	cve@mitre.org	N/A
https://gitlab.redox-os.org/redox-os/relibc/-/merge_requests/986	cve@mitre.org	N/A
https://gitlab.redox-os.org/redox-os/relibc/-/work_items/262	cve@mitre.org	N/A