CVE-2020-36779

In the Linux kernel, the following vulnerability has been resolved: i2c: stm32f7: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in these stm32f7i2cxx serious functions. However, pmruntimegetsync will increment the PM reference...

CVE-2020-36779

In the Linux kernel, the following vulnerability has been resolved: i2c: stm32f7: fix reference leak when pmruntimegetsync fails The PM reference count is not expected to be incremented on return in these stm32f7i2cxx serious functions. However, pmruntimegetsync will increment the PM reference...

CVE-2020-36779

CVE-2020-36779 affects the Linux kernel i2c stm32f7 driver. The issue is a PM reference leak where pm_runtime_get_sync increments the usage count on return even when it fails, in stm32f7_i2c_xx functions (local attack vector). The patch replaces the problematic path with pm_runtime_resume_and_get...