Fix XChangeFeedbackControl() request underflow
CVE-2021-3472 / ZDI-CAN-1259
This vulnerability was discovered by: Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
Signed-off-by: Matthieu Herrb matthieu@herrb.eu
CVE-2021-3472 / ZDI-CAN-1259
This vulnerability was discovered by: Jan-Niklas Sohn working with Trend Micro Zero Day Initiative
Signed-off-by: Matthieu Herrb matthieu@herrb.eu