加入 Gitee
与超过 1200万 开发者一起发现、参与优秀开源项目,私有仓库也完全免费 :)
免费加入
文件
该仓库未声明开源许可证文件(LICENSE),使用请关注具体项目描述及其代码上游依赖。
克隆/下载
0001-elf-Do-not-run-constructors-for-proxy-objects.patch 1.18 KB
一键复制 编辑 原始数据 按行查看 历史
From 7ae211a01b085d0bde54bd13b887ce8f9d57c2b4 Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Tue, 22 Aug 2023 13:56:25 +0200
Subject: [PATCH 1/5] elf: Do not run constructors for proxy objects
Otherwise, the ld.so constructor runs for each audit namespace
and each dlmopen namespace.
(cherry picked from commit f6c8204fd7fabf0cf4162eaf10ccf23258e4d10e)
---
elf/dl-init.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/elf/dl-init.c b/elf/dl-init.c
index 5b0732590f..ba4d2fdc85 100644
--- a/elf/dl-init.c
+++ b/elf/dl-init.c
@@ -25,10 +25,14 @@
static void
call_init (struct link_map *l, int argc, char **argv, char **env)
{
+ /* Do not run constructors for proxy objects. */
+ if (l != l->l_real)
+ return;
+
/* If the object has not been relocated, this is a bug. The
function pointers are invalid in this case. (Executables do not
- need relocation, and neither do proxy objects.) */
- assert (l->l_real->l_relocated || l->l_real->l_type == lt_executable);
+ need relocation.) */
+ assert (l->l_relocated || l->l_type == lt_executable);
if (l->l_init_called)
/* This object is all done. */
--
2.33.0
马建仓 AI 助手
尝试更多
代码解读
代码找茬
代码优化