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CVE-2025-2329
Published: Jul 25, 2025
Modified: Aug 4, 2025
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
silabs.com | OpenThread | affected 2.5.0 - <= 2.5.2affected 2.6.0 - <= 2.6.2affected 0 - <= 2.4.6 |
Weaknesses (CWE)
References
https://github.com/SiliconLabs/gecko_sdk/releases
release-notes
https://community.silabs.com/069Vm00000SNyueIAD
vendor-advisory
permissions-required
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