NotCVE - vendor:"Silabs"

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CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0

CVE-2025-1394 – Denial of Service (DoS) and memory leak vulnerabilities in Zigbee library

https://notcve.org/view.php?id=CVE-2025-1394

30 Jul 2025 — Failure to handle the error status returned by the buffer management APIs in SiLabs EmberZNet Zigbee stack may result in data leaks or potential Denial of Service (DoS). No manejar el estado de error devuelto por las API de administración de búfer en la pila SiLabs EmberZNet Zigbee puede provocar fugas de datos o una posible denegación de servicio (DoS). • https://community.silabs.com/068Vm00000SkHNX • CWE-252: Unchecked Return Value •

CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0

CVE-2025-1221 – DoS in Zigbee device due to heavy traffic

https://notcve.org/view.php?id=CVE-2025-1221

30 Jul 2025 — A Zigbee Radio Co-Processor (RCP), which is using SiLabs EmberZNet Zigbee stack, was unable to send messages to the host system (CPCd) due to heavy Zigbee traffic, resulting in a Denial of Service (DoS) attack, Only hard reset will bring the device to normal operation Un Zigbee Radio Co-Processor (RCP), que utilice SiLabs EmberZNet Zigbee stack, no pudo enviar mensajes al sistema host (CPCd) debido al intenso tráfico Zigbee, lo que resultó en un ataque de denegación de servicio (DoS). Solo un reinicio compl... • https://community.silabs.com/068Vm00000Sadyn • CWE-667: Improper Locking •

CVSS: 7.5EPSS: 0%CPEs: 3EXPL: 0

CVE-2025-2329 – High traffic causes corrupt SPI packets in OpenThread leading to denial of service

https://notcve.org/view.php?id=CVE-2025-2329

25 Jul 2025 — 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. En entornos de alto tráfico, Silicon Labs OpenThread RCP (ver versiones afectadas) no logra borrar el búfer de transmisión SPI y puede enviar un paquete corrupto a través de SPI a su host, lo que hace que el host restablezca el RCP y esto resulte en una denegación ... • https://community.silabs.com/069Vm00000SNyueIAD • CWE-908: Use of Uninitialized Resource •

CVSS: 9.8EPSS: 0%CPEs: 1EXPL: 0

CVE-2025-3873 – Buffer overflow in Si91x crypto APIs

https://notcve.org/view.php?id=CVE-2025-3873

25 Jul 2025 — The following APIs for the Silcon Labs SiWx91x prior to vesion 3.4.0 failed to check the size of the output buffer of the caller which could lead to data corruption on the host (Cortex-M4) application. sl_si91x_aes sl_si91x_gcm sl_si91x_ccm sl_si91x_sha Las siguientes API para Silcon Labs SiWx91x anteriores a la versión 3.4.0 no pudieron verificar el tamaño del búfer de salida del llamador, lo que podría provocar corrupción de datos en la aplicación host (Cortex-M4). sl_si91x_aes sl_si91x_gcm sl_si91x_ccm s... • https://community.silabs.com/068Vm00000SSlOu • CWE-787: Out-of-bounds Write •

CVSS: 4.3EPSS: 0%CPEs: 1EXPL: 0

CVE-2024-6351 – Malformed packet leads to denial of service in NWK/APS layer

https://notcve.org/view.php?id=CVE-2024-6351

28 Jan 2025 — A malformed packet can cause a buffer overflow in the NWK/APS layer of the Ember ZNet stack and lead to an assert • https://community.silabs.com/069Vm00000HtvDgIAJ • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •