Found Linux Kernel flaw in the i740 driver. The Userspace program could pass any values to the driver through ioctl() interface. The driver doesn't check the value of 'pixclock', so it may cause a divide by zero error.
5.3.0-18.195.3.0-24.265.4.0-100.1135.4.0-104.1185.4.0-105.1195.4.0-107.1215.4.0-109.1235.4.0-110.1245.4.0-113.1275.4.0-117.132+59 more5.4.0-136.1533.11.0-12.193.12.0-1.33.12.0-2.53.12.0-2.73.12.0-3.83.12.0-3.93.12.0-4.103.12.0-4.123.12.0-5.133.12.0-7.15+170 more6.5.0-9.96.11.0-8.84.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-101.124+139 more4.4.0-239.2734.13.0-16.194.13.0-17.204.13.0-25.294.13.0-32.354.15.0-10.114.15.0-101.1024.15.0-106.1074.15.0-108.1094.15.0-109.1104.15.0-111.112+96 more4.15.0-201.2124.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-101.124+139 more5.13.0-19.195.15.0-17.175.15.0-18.185.15.0-22.225.15.0-23.235.15.0-25.255.15.0-27.285.15.0-30.315.15.0-33.345.15.0-35.36+12 more5.15.0-57.634.4.0-1001.104.4.0-1003.124.4.0-1004.134.4.0-1007.164.4.0-1009.184.4.0-1011.204.4.0-1012.214.4.0-1013.224.4.0-1016.254.4.0-1017.26+95 more4.4.0-1155.1705.3.0-1003.35.3.0-1008.95.3.0-1009.105.3.0-1010.115.4.0-1005.55.4.0-1007.75.4.0-1008.85.4.0-1009.95.4.0-1011.115.4.0-1015.15+51 more5.4.0-1093.101Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H