In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings CREATE(Triage):(User=admin) CVE-2021-46934 (https://nvd.nist.gov/vuln/detail/CVE-2021-46934)
