libvpx:vpx_enc_fuzzer_vp8_nalloc: Use-of-uninitialized-value in vp8_regular_quantize_b_sse4_1

Project: https://chromium.googlesource.com/webm/libvpx Detailed Report: https://oss-fuzz.com/testcase?key=4581817557778432 Project: libvpx Fuzzing Engine: libFuzzer Fuzz Target: vpxencfuzzervp8nalloc Job Type: libfuzzermsanlibvpx Platform Id: linux Crash Type: Use-of-uninitialized-value Crash...