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.
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Affected Vendors & Products
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History
Mon, 04 Aug 2025 19:15:00 +0000
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ssvc
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Fri, 25 Jul 2025 16:00:00 +0000
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| 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. | |
| Title | High traffic causes corrupt SPI packets in OpenThread leading to denial of service | |
| Weaknesses | CWE-908 | |
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| Metrics |
cvssV4_0
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Status: PUBLISHED
Assigner: Silabs
Published: 2025-07-25T15:49:40.236Z
Updated: 2025-08-04T18:31:49.556Z
Reserved: 2025-03-14T20:34:24.610Z
Link: CVE-2025-2329
Updated: 2025-07-25T18:02:15.271Z
Status : Awaiting Analysis
Published: 2025-07-25T16:15:28.163
Modified: 2025-07-29T14:14:55.157
Link: CVE-2025-2329
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