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CVE-2026-82550— Linux Foundation Magma NGSetupRequest input validation

Quick assessment

Affected
Linux Foundation Magma
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.

Magma是Magma组织开源的一款面向电信行业的系统软件。 Magma 1.9.0版本存在输入验证错误漏洞，该漏洞源于NGSetupRequest Handler组件中参数NG-IoT-DefaultPagingDRX输入验证不当，可被远程利用，可能导致拒绝服务。

CVSS 5.3 · Medium EPSS 0.70% · P53

Possible ATT&CK Techniques 1 AI

T1597 · Search Closed Sources

Affected Version Matrix 1

VendorProduct Version RangeStatus
Linux Foundation Magma 1.9.0 affected
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I. Basic Information for CVE-2026-82550

Vulnerability Information
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Vulnerability Title
Linux Foundation Magma NGSetupRequest input validation
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in Linux Foundation Magma 1.9.0. This impacts an unknown function of the component NGSetupRequest Handler. Performing a manipulation of the argument NG-IoT-DefaultPagingDRX results in improper input validation. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Magma 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Magma是Magma组织开源的一款面向电信行业的系统软件。 Magma 1.9.0版本存在输入验证错误漏洞，该漏洞源于NGSetupRequest Handler组件中参数NG-IoT-DefaultPagingDRX输入验证不当，可被远程利用，可能导致拒绝服务。
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
Linux Foundation Magma 1.9.0 cpe:2.3:o:linux_foundation:magma:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-82550

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III. Intelligence Information for CVE-2026-82550

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Patches & Fixes for CVE-2026-82550 (1)

Security Blog Posts for CVE-2026-82550 (1)

Other References for CVE-2026-82550 (2)

Same Patch Batch · Linux Foundation · 2026-08-30 · 6 CVEs total

CVE-2026-82549 8.3 HIGH Linux Foundation Magma SecurityModeComplete integrity check
CVE-2026-82547 6.5 MEDIUM Linux Foundation Magma Registration Complete Message amf_fsm.cpp improper authentication
CVE-2026-82548 5.3 MEDIUM Linux Foundation Magma InitialUEMessage information disclosure
CVE-2026-82551 5.3 MEDIUM Linux Foundation Magma NGSetup ngap_amf_handlers.c state issue
CVE-2026-82552 4.3 MEDIUM Linux Foundation Magma gNB Termination ngap_amf.c denial of service

IV. Related Vulnerabilities

Same product: Magma
Same vendor: Linux Foundation
Same weakness: CWE-20

V. Comments for CVE-2026-82550

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