This was found when fuzzing. If the specified number of parameter count was larger than std::numeric_limits<size_t>::max()/2, the comparison would overflow and read out-of-bounds. This would only apply to 32-bit platforms and it would lead to a crash as it would access all of the virtual memory range, and more. Fixed: chromium:1216758 Change-Id: I2193d3ed078120b6c3e4645c0b16b9f230055e8d Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/221742 Commit-Queue: Victor Boivie <boivie@webrtc.org> Reviewed-by: Florent Castelli <orphis@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34256}