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CVE-2026-82549— Linux Foundation Magma SecurityModeComplete integrity check

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版本存在安全漏洞，该漏洞源于SecurityModeComplete Handler组件存在完整性检查值验证不当，可能允许远程攻击，且漏洞利用代码已公开。

CVSS 8.3 · High EPSS 0.26% · P17

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Linux Foundation Magma 1.9.0 affected
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I. Basic Information for CVE-2026-82549

Vulnerability Information
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Vulnerability Title
Linux Foundation Magma SecurityModeComplete integrity check
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Linux Foundation Magma 1.9.0. This affects an unknown function of the component SecurityModeComplete Handler. Such manipulation leads to improper validation of integrity check value. The attack may be launched remotely. The exploit is publicly available and might be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
完整性检查值验证不恰当
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版本存在安全漏洞，该漏洞源于SecurityModeComplete Handler组件存在完整性检查值验证不当，可能允许远程攻击，且漏洞利用代码已公开。
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-2026-82549

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III. Intelligence Information for CVE-2026-82549

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Vendor Advisories for CVE-2026-82549 (1)

Proof of Concept for CVE-2026-82549 (1)

Other References for CVE-2026-82549 (2)

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

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-2026-82550 5.3 MEDIUM Linux Foundation Magma NGSetupRequest input validation
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-354

V. Comments for CVE-2026-82549

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