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CVE-2026-82548— Linux Foundation Magma InitialUEMessage information disclosure

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InitialUEMessage Handler组件中的未知函数，攻击者可远程发起攻击，导致信息泄露。

CVSS 5.3 · Medium EPSS 0.53% · P44

Affected Version Matrix 1

VendorProduct Version RangeStatus
Linux Foundation Magma 1.9.0 affected
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I. Basic Information for CVE-2026-82548

Vulnerability Information
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Vulnerability Title
Linux Foundation Magma InitialUEMessage information disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Linux Foundation Magma 1.9.0. The impacted element is an unknown function of the component InitialUEMessage Handler. This manipulation causes information disclosure. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Magma 信息泄露漏洞
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InitialUEMessage Handler组件中的未知函数，攻击者可远程发起攻击，导致信息泄露。
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-2026-82548

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III. Intelligence Information for CVE-2026-82548

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Proof of Concept for CVE-2026-82548 (1)

Other References for CVE-2026-82548 (3)

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-2026-82550 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-200

V. Comments for CVE-2026-82548

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