JLSEC-2026-1110 In LibRaw before 0.21.4, phase_one_correct in decoders/load_mfbacks.cpp has out-of-bounds reads...

In LibRaw before 0.21.4, phaseonecorrect in decoders/loadmfbacks.cpp has out-of-bounds reads for tag 0x412 processing, related to large w0 or w1 values or the frac and mult calculations...