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-rw-r--r--converter/other/jpeg2000/libjasper/base/jas_image.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/converter/other/jpeg2000/libjasper/base/jas_image.c b/converter/other/jpeg2000/libjasper/base/jas_image.c
index 903b45c6..5c2822be 100644
--- a/converter/other/jpeg2000/libjasper/base/jas_image.c
+++ b/converter/other/jpeg2000/libjasper/base/jas_image.c
@@ -885,6 +885,10 @@ int jas_image_depalettize(jas_image_t *image, int cmptno, int numlutents,
 	cmptparms.prec = JAS_IMAGE_CDT_GETPREC(dtype);
 	cmptparms.sgnd = JAS_IMAGE_CDT_GETSGND(dtype);
 
+	if (numlutents < 1) {
+		return -1;
+	}
+
 	if (jas_image_addcmpt(image, newcmptno, &cmptparms)) {
 		return -1;
 	}