CVE-2026-38638: n/a
Description
CVE-2026-38638 is a high-severity vulnerability in the with_argv function of the relibc project. It allows an attacker to cause a Denial of Service (DoS) by providing crafted input. The vulnerability is classified under CWE-400, indicating a resource exhaustion issue. No affected versions or patch information are provided. There are no known exploits in the wild at this time.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability exists in the with_argv function located in /unistd/mod.rs of the relibc project at commit 61f42d. An attacker can trigger a Denial of Service condition by supplying specially crafted input to this function. The CVSS 3.1 score is 7.5, reflecting a network attack vector with low attack complexity, no privileges required, no user interaction, and an impact limited to availability (DoS). No further technical details or exploit methods are described in the source data.
Potential Impact
Successful exploitation results in a Denial of Service, impacting the availability of the affected system or service. There is no confidentiality or integrity impact reported. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided. Until a patch is available, consider restricting access to the vulnerable function or input validation if feasible.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-w8wr-7345-jpp3
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-38638"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a92f7dfacd9273b49e75ba2
Added to database: 08/29/2026, 15:16:47 UTC
Last enriched: 09/08/2026, 02:22:23 UTC
Last updated: 10/12/2026, 18:48:19 UTC
Views: 38
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