shithub: openh264

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fix fuzz issues 18744, 18746 and 18747 by clearing info of buffered video frames when decreasing DPB buffers.

--- a/codec/decoder/core/src/decoder.cpp

+++ b/codec/decoder/core/src/decoder.cpp

@@ -192,6 +192,8 @@

     return ERR_INFO_OUT_OF_MEMORY;

   }

+  ResetReorderingPictureBuffers (pCtx->pPictReoderingStatus, pCtx->pPictInfoList, false);

+

   int32_t iPrevPicIdx = -1;

   for (iPrevPicIdx = 0; iPrevPicIdx < kiOldSize; ++iPrevPicIdx) {

     if (pCtx->pLastDecPicInfo->pPreviousDecodedPictureInDpb == pPicOldBuf->ppPic[iPrevPicIdx]) {