CVE-2026-38638

Denial of Service via Crafted Arguments in relibc's with_argv Function

Published Aug 28, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
An issue in the with_argv function (/unistd/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Title Denial of Service via Crafted Arguments in relibc's with_argv Function
Type Values Removed Values Added
Title Denial of Service via Crafted Input in relibc's with_argv Function
Weaknesses CWE-20
Type Values Removed Values Added
Weaknesses CWE-400
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Denial of Service via Crafted Input in relibc's with_argv Function
Weaknesses CWE-20
Type Values Removed Values Added
First Time appeared Redox-os
Redox-os relibc
Vendors & Products Redox-os
Redox-os relibc
Type Values Removed Values Added
Description An issue in the with_argv function (/unistd/mod.rs) of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 28, 2026, 8:13 PM
Reserved
Apr 6, 2026, 12:00 AM
Status
Deferred
Published
Aug 28, 2026, 4:17 PM
Modified
Sep 9, 2026, 4:04 PM