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Status published
Medium
CVE-2025-2329
High traffic causes corrupt SPI packets in OpenThread leading to denial of service
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
silabs.com
View all reports →Affected Software
OpenThread
Vulnerable Versions:
2.5.0, 2.6.0, 0
Timeline
Official Publish:
July 25th, 2025
Last Modified:
August 4th, 2025
Added to House:
July 22nd, 2026