On Sat, 5 Dec 2020, Will McVicker wrote: > The HID subsystem allows an "HID report field" to have a different > number of "values" and "usages" when it is allocated. When a field > struct is created, the size of the usage array is guaranteed to be at > least as large as the values array, but it may be larger. This leads to > a potential out-of-bounds write in > __hidinput_change_resolution_multipliers() and an out-of-bounds read in > hidinput_count_leds(). > > To fix this, let's make sure that both the usage and value arrays are > the same size. Now applied, sorry for the delay and thanks for the fix. -- Jiri Kosina SUSE Labs
