fix #2959 - oob write in bin_dyldcache.c

rizinorg · Aug 30, 2022 · 48f7fdf · 48f7fdf
1 parent 6be0213
commit 48f7fdf
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/librz/bin/p/bin_dyldcache.c b/librz/bin/p/bin_dyldcache.c
@@ -46,6 +46,9 @@ static struct MACH0_(obj_t) * bin_to_mach0(RzBinFile *bf, RzDyldBinImage *bin) {
 	opts.symbols_off = bin->symbols_off;
 
 	struct MACH0_(obj_t) *mach0 = MACH0_(new_buf)(buf, &opts);
+	if (!mach0) {
+		return NULL;
+	}
 
 	mach0->user = cache;
 	mach0->va2pa = &bin_obj_va2pa;