File jasper-CVE-2021-27845.patch of Package jasper.32091

Index: jasper-1.900.14/src/libjasper/jpc/jpc_enc.c
===================================================================
--- jasper-1.900.14.orig/src/libjasper/jpc/jpc_enc.c
+++ jasper-1.900.14/src/libjasper/jpc/jpc_enc.c
@@ -422,6 +422,10 @@ static jpc_enc_cp_t *cp_create(char *opt
 	}
 
 	cp->rawsize = jas_image_rawsize(image);
+	if (cp->rawsize == 0) {
+		/* prevent division by zero in cp_create() */
+		goto error;
+	}
 	cp->totalsize = UINT_FAST32_MAX;
 
 	tcp = &cp->tcp;