fix fuzz issues 18744, 18746 and 18747 by clearing info of buffered v…

…ideo frames when decreasing DPB buffers.
hibive · Nov 5, 2019 · 8dca82a · 8dca82a
1 parent 0152b1e
commit 8dca82a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/codec/decoder/core/src/decoder.cpp b/codec/decoder/core/src/decoder.cpp
@@ -192,6 +192,8 @@ static int32_t DecreasePicBuff (PWelsDecoderContext pCtx, PPicBuff* ppPicBuf, co
  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]) {