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CVE-2026-17610— RAIL 802.15.4 Mux missing ACK can lead to DoS

Quick assessment

Affected
Silicon Labs SiSDK
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.

Silicon Labs SiSDK是美国Silicon Labs公司的一个为32位无线SoC和微控制器提供的统一且核心的综合软件开发套件。 Silicon Labs SiSDK 2026.6.0及之前版本存在资源管理错误漏洞，该漏洞源于高网络流量负载导致ACK丢弃，可能导致拒绝服务。

CVSS 6.0 · Medium EPSS 0.16% · P5

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
Silicon Labs SiSDK ≤ 2026.6.0 affected
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I. Basic Information for CVE-2026-17610

Vulnerability Information
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Vulnerability Title
RAIL 802.15.4 Mux missing ACK can lead to DoS
Source: CVE Program / CVE List V5
Vulnerability Description
In SiSDK v2026.6.0 and earlier, high network traffic loads can cause a dropped ACK leading to a denial of service. This is only present for EFR32MG24 and EFR32MG26 devices running concurrent multiprotocol Zigbee and Thread.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不恰当的资源关闭或释放
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs SiSDK 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs SiSDK是美国Silicon Labs公司的一个为32位无线SoC和微控制器提供的统一且核心的综合软件开发套件。 Silicon Labs SiSDK 2026.6.0及之前版本存在资源管理错误漏洞，该漏洞源于高网络流量负载导致ACK丢弃，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
Silicon Labs SiSDK 0 ~ 2026.6.0 -

II. Public POCs for CVE-2026-17610

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III. Intelligence Information for CVE-2026-17610

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Vendor Pages for CVE-2026-17610 (2)

IV. Related Vulnerabilities

Same product: SiSDK
Same vendor: Silicon Labs
Same weakness: CWE-404

V. Comments for CVE-2026-17610

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