CVE-2026-19477— Stack-based Buffer Overflow Vulnerability in Linux (uldaq)
Quick assessment
Affected
MCC Universal Library for Linux (uldaq)
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.
最近在MCC通用库 for Linux (uldaq) 中发现了一个基于栈的缓冲区溢出漏洞。该漏洞可能导致信息泄露或任意代码执行。此漏洞影响MCC通用库 for Linux (uldaq) v1.2.1 及更早版本。
Possible ATT&CK Techniques 2 AI
T1203 · Exploitation for Client Execution T1210 · Exploitation of Remote ServicesAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MCC | Universal Library for Linux (uldaq) | ≤ 1.2.1 |
affected |
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I. Basic Information for CVE-2026-19477
Vulnerability Information
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Vulnerability Title
Stack-based Buffer Overflow Vulnerability in Linux (uldaq)
Source: CVE Program / CVE List V5
Vulnerability Description
There
is stack-based buffer overflow vulnerability recently discovered in MCC Universal Library for Linux (uldaq). This may result in information disclosure or arbitrary code
execution. This vulnerability affects MCC Universal Library for Linux (uldaq) v1.2.1
and prior versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MCC | Universal Library for Linux (uldaq) | 0 ~ 1.2.1 | - |
|
II. Public POCs for CVE-2026-19477
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-19477 (1)
IV. Related Vulnerabilities
V. Comments for CVE-2026-19477
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