From b6d09a0fd0f1cc047ab5aff41a71c2e80d211b73 Mon Sep 17 00:00:00 2001
From: wargio <wargio@libero.it>
Date: Mon, 22 Aug 2022 19:12:35 +0200
Subject: [PATCH] fix #2959 - oob write in bin_dyldcache.c

---
 librz/bin/p/bin_dyldcache.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/librz/bin/p/bin_dyldcache.c b/librz/bin/p/bin_dyldcache.c
index 9696026e172..ebad789dc3c 100644
--- 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;