Fix null deref in xnu.kernelcache ##crash

* Reported by @xshad3 via huntr.dev
radareorg · Jan 31, 2022 · feaa4e7 · feaa4e7 · dglynos · May 24, 2022
1 parent 72ffc02
commit feaa4e7
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/libr/bin/p/bin_xnu_kernelcache.c b/libr/bin/p/bin_xnu_kernelcache.c
@@ -242,7 +242,9 @@ static bool load_buffer(RBinFile *bf, void **bin_obj, RBuffer *buf, ut64 loadadd
 
 beach:
 	r_buf_free (fbuf);
-	obj->cache_buf = NULL;
+	if (obj) {
+		obj->cache_buf = NULL;
+	}
 	MACH0_(mach0_free) (main_mach0);
 	return false;
 }