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CVE-2026-9301— omec-project amf NGReset Message memory corruption

Quick assessment

Affected
omec-project amf
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.

amf是free5GC开源的一个Apache许可证文本库。 amf 2.1.1及之前版本存在缓冲区错误漏洞，该漏洞源于NGReset Message Handler组件未知代码，可能导致内存损坏。

CVSS 6.3 · Medium EPSS 0.40% · P32

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
omec-project amf 2.1.0 affected
2.1.1 affected
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I. Basic Information for CVE-2026-9301

Vulnerability Information
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Vulnerability Title
omec-project amf NGReset Message memory corruption
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in omec-project amf up to 2.1.1. This vulnerability affects unknown code of the component NGReset Message Handler. Performing a manipulation results in memory corruption. The attack is possible to be carried out remotely. The exploit has been made public and could be used. It is recommended to apply a patch to fix this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
amf 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
amf是free5GC开源的一个Apache许可证文本库。 amf 2.1.1及之前版本存在缓冲区错误漏洞，该漏洞源于NGReset Message Handler组件未知代码，可能导致内存损坏。
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
omec-project amf 2.1.0 cpe:2.3:a:omec-project:amf:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-9301

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III. Intelligence Information for CVE-2026-9301

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Patches & Fixes for CVE-2026-9301 (2)

Other References for CVE-2026-9301 (1)

Same Patch Batch · omec-project · 2026-05-23 · 4 CVEs total

CVE-2026-9299 6.3 MEDIUM omec-project amf handler.go PDUSessionResourceModifyIndication memory corruption
CVE-2026-9298 6.3 MEDIUM omec-project amf PathSwitchRequest memory corruption
CVE-2026-9300 6.3 MEDIUM omec-project amf NGSetupRequest memory corruption

IV. Related Vulnerabilities

Same product: amf
Same vendor: omec-project
Same weakness: CWE-119

V. Comments for CVE-2026-9301

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