In ih264d_fmt_conv_420sp_to_420p of ih264d_utils.c, there is an out of bound write due to a missing out of bounds check because of a multiplication error. This could lead to an remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2, 8.0, 8.1. Android ID: A-71375536.