From 2bef07faa0be17b639d3f30575e8c7971a492fd9 Mon Sep 17 00:00:00 2001
From: cnwangjihe <wangjihe.mail@gmail.com>
Date: Sat, 28 Aug 2021 15:58:12 +0000
Subject: [PATCH] Fix __libc_malloc_initialized not found in glibc 2.34

---
 pwndbg/heap/ptmalloc.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pwndbg/heap/ptmalloc.py b/pwndbg/heap/ptmalloc.py
index 997a9844f..796acff12 100644
--- a/pwndbg/heap/ptmalloc.py
+++ b/pwndbg/heap/ptmalloc.py
@@ -549,6 +549,8 @@ class Heap(pwndbg.heap.heap.BaseHeap):
 
     def is_initialized(self):
         addr = pwndbg.symbol.address('__libc_malloc_initialized')
+        if addr is None:
+            addr = pwndbg.symbol.address('__malloc_initialized')
         return pwndbg.memory.s32(addr) > 0
 
     def libc_has_debug_syms(self):