diff --git a/libavutil/samplefmt.c b/libavutil/samplefmt.c
index 8d6125b763..a3e898c2c9 100644
--- a/libavutil/samplefmt.c
+++ b/libavutil/samplefmt.c
@@ -105,8 +105,11 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples,
         return AVERROR(EINVAL);
 
     /* auto-select alignment if not specified */
-    if (!align)
+    if (!align) {
+        if (nb_samples > INT_MAX - 31)
+            return AVERROR(EINVAL);
         align = 32;
+    }
 
     /* check for integer overflow */
     if (nb_channels > INT_MAX / align ||