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地图 / Stack use-after-scope in HTTP/3 POST request processing via CURLOPT_POSTFIELDS

Stack use-after-scope in HTTP/3 POST request processing via CURLOPT_POSTFIELDS

内存破坏 / 释放后使用 / #3279804

厂商
curl
严重程度
中危
赏金
—
弱点
释放后使用
研究员
@geeknik
披露日期
2025-07-31
资产
https://github.com/curl/curl
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(4160 字符中的一小部分)
A stack use-after-scope vulnerability exists in libcurl's HTTP/3 request processing when using `CURLOPT_POSTFIELDS` with stack-allocated buffers. libcurl retains a pointer to user-provided POST data but accesses it after the original stack frame has been destroyed, leading to memory corruption and …
原文中的代码
  export CC=clang
  export CFLAGS="-O1 -g -fsanitize=address,undefined"
  ./configure --with-openssl --with-nghttp2 --with-nghttp3 --with-ngtcp2
  make

默认不展示报告全文。以上为简短摘录,完整复现过程请阅读原文。版权归研究员与 curl 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @geeknik · 版权归作者与 curl 所有

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