&. Todo

• 2022

• [ ] USMA BH2022
• [ ] kernel CTF
  • COS
    • [ ] MEMCG & GFP_KERNEL_(ACCOUNT)
      • [ ] https://blog.csdn.net/Breeze_CAT/article/details/130015930
      • [ ] 跨缓存攻击 + page 级堆风水
      • [ ] user_key_payload
  • Master
    • [ ] CONFIG_SLAB_VIRTUAL
    • [ ] CONFIG_KMALLOC_SPLIT_VARSIZE
    • [ ] CONFIG_SLAB_FREELIST_HARDENED
• [ ]

#. 常用代码

• 保存段寄存器 s_save_state
• 从 kallsym 读取地址
• virtual_address_to_physical_address 地址转换

0. 杂项

• submit patches to linux
• report linux security bug

1. kernel 基础

• syscall entry 过程
• linux memory model
• Copy on Write (COW)
• Linux privilege model