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CVE-2026-38637

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

redox-os relibc是redox-os组织的一个用Rust编写的操作系统标准库实现。 redox-os relibc存在安全漏洞，该漏洞源于pthread_rwlockattr_setpshared()函数问题，可能导致恶意输入造成拒绝服务。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.45% · P37

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-38637

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue in the pthread_rwlockattr_setpshared() function of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
redox-os relibc 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
redox-os relibc是redox-os组织的一个用Rust编写的操作系统标准库实现。 redox-os relibc存在安全漏洞，该漏洞源于pthread_rwlockattr_setpshared()函数问题，可能导致恶意输入造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2026-38637

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-38637

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Proof of Concept for CVE-2026-38637 (1)

Same Patch Batch · n/a · 2026-06-25 · 8 CVEs total

CVE-2026-38640 redox-os relibc 拒绝服务漏洞
CVE-2026-37453 Micro-Star NBFoundation Service 安全漏洞
CVE-2026-37452 Micro-Star NBFoundation Service 安全漏洞
CVE-2026-37454 Micro-Star NBFoundation Service 安全漏洞
CVE-2026-37149 anirudhkannan GROCERY-STORE-MANAGEMENT-SYSTEM-USING-PHP-AND-MYSQL-PHPMYADMIN 安全漏洞
CVE-2025-60464 GPAC mp4box 安全漏洞
CVE-2025-60465 GPAC 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-38637

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