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.
Problem types
CWE-908 Use of Uninitialized Resource
Product status
2.5.0 (semver)
2.6.0 (semver)
Any version
References
github.com/SiliconLabs/simplicity_sdk/releases
github.com/SiliconLabs/gecko_sdk/releases
community.silabs.com/069Vm00000SNyueIAD