diff --git a/common/y4minput.c b/common/y4minput.c
index 8e20b49..d64b6e4 100644
--- a/common/y4minput.c
+++ b/common/y4minput.c
@@ -1141,9 +1141,15 @@
     y4m_ctx->dst_buf = (unsigned char *)malloc(y4m_ctx->dst_buf_sz);
   else
     y4m_ctx->dst_buf = (unsigned char *)malloc(2 * y4m_ctx->dst_buf_sz);
+  if (!y4m_ctx->dst_buf) return -1;
 
-  if (y4m_ctx->aux_buf_sz > 0)
+  if (y4m_ctx->aux_buf_sz > 0) {
     y4m_ctx->aux_buf = (unsigned char *)malloc(y4m_ctx->aux_buf_sz);
+    if (!y4m_ctx->aux_buf) {
+      free(y4m_ctx->dst_buf);
+      return -1;
+    }
+  }
   return 0;
 }