CVE-2026-10683

In the Synopsys DesignWare I2C driver drivers/i2c/i2cdw.c operating in target/slave mode, the rxfull interrupt handler gates the writerequested callback on dw-state != CMDSEND, and dw-state is only reset to READY on a STOP interrupt. The STARTDET interrupt, whose handler in...

CVE-2026-10683 DesignWare I2C target driver can be wedged into a permanent stuck state by an on-bus master (DoS)

In the Synopsys DesignWare I2C driver drivers/i2c/i2cdw.c operating in target/slave mode, the rxfull interrupt handler gates the writerequested callback on dw-state != CMDSEND, and dw-state is only reset to READY on a STOP interrupt. The STARTDET interrupt, whose handler in...

CVE-2026-10683 DesignWare I2C target driver can be wedged into a permanent stuck state by an on-bus master (DoS)

In the Synopsys DesignWare I2C driver drivers/i2c/i2cdw.c operating in target/slave mode, the rxfull interrupt handler gates the writerequested callback on dw-state != CMDSEND, and dw-state is only reset to READY on a STOP interrupt. The STARTDET interrupt, whose handler in...

PT-2026-65093

Name of the Vulnerable Software and Affected Versions Synopsys DesignWare I2C driver affected versions not specified Description When operating in target/slave mode, the rx full interrupt handler restricts the write requested callback based on the dw-state variable. Because the START DET interrup...