CVE-2025-2329

Published: Jul 25, 2025Modified: Jun 17, 2026Deferred

5.3

Vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less

Source: product-security@silabs.com (Secondary)

Description

In high traffic environments, a Silicon Labs OpenThread RCP (see impacted versions) fails to clear the SPI transmit buffer and may send a corrupt packet over SPI to its host, causing the host to reset the RCP which results in a denial of service.

Related CWEs

CWE-908

Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

References (3)

https://community.silabs.com/069Vm00000SNyueIAD

Source: product-security@silabs.com

https://github.com/SiliconLabs/gecko_sdk/releases

Source: product-security@silabs.com

https://github.com/SiliconLabs/simplicity_sdk/releases

Source: product-security@silabs.com

Timeline

No history available yet.