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.
在 SiSDK v2026.6.0 及更早版本中，高网络流量负载可能导致 ACK（确认帧）丢失，从而引发服务拒绝（DoS）。该问题仅存在于同时运行并发多协议（Zigbee 和 Thread）的 EFR32MG24 和 EFR32MG26 设备上。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| 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
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Silicon Labs | SiSDK | 0 ~ 2026.6.0 | - |
|
II. Public POCs for CVE-2026-17610
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2026-17610 (2)
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V. Comments for CVE-2026-17610
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