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hzshang
37 posts
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hzshang
@hzshang15
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pwna.cc
Joined September 2016
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  • user avatar
    hzshang
    @hzshang15
    Dec 8, 2025
    Here is a detailed bug analysis for MALI GPU CVE-2025-XXXX(6349|8045). We implements a stable privilege escalation on the latest version of the Pixel 9, and leverage a double-free primitive to arbitrary physical memory RW without any info leak. 👍
    dawnslab.jd.com
    悬挂的指针、脆弱的内存──从一个未公开的漏洞到 Pixel 9 Pro 提权
    GPU 驱动由于其与内存管理的紧密联系,已经成为近年来 Android Kernel 中一个比较有价值的攻击面,与 GPU 相关的 CVE 不算少,但是只有很少数漏洞被公开分析,安全公告中也不会谈及漏洞细节,因此每个版本的 patch 就成了分析漏洞的重要线索。
    34K
  • user avatar
    hzshang
    @hzshang15
    Aug 22, 2025
    here is a detailed analysis for CVE-2025-21479🥳 dawnslab.jd.com/android_gpu_at…
    1.9K
  • user avatar
    hzshang
    @hzshang15
    Jan 23, 2025
    一篇关于安卓GPU安全的入门介绍文章
    dawnslab.jd.com
    安卓GPU漏洞攻防介绍
    背景 GPU是终端设备负责图形化渲染的硬件,和CPU相比,它能更高效地并行计算。传统的PC端GPU可以通过PCIe接口在主板上热插拔,而在移动端,GPU往往和CPU集成在一块芯片上,再搭配负责网络通信的基带等配件,统一称为SoC。目前移动端市场占有率比较高的SoC有高通的骁龙系列处理器、联发科天玑系列处理器、华为海思处理器等。这些SoC的CPU部分都有统一规范的arm指令集,这保证了一套程序只需
    521
  • user avatar
    hzshang
    @hzshang15
    Aug 10, 2020
    WE ARE THE CHAMPION!
  • user avatar
    hzshang
    @hzshang15
    Jun 29, 2020
    The source code of 0ctf2020 flash github.com/hzshang/0ctf20…, off by one as always 🙂
    GitHub - hzshang/0ctf2020-flash
    From github.com