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地图 / Retry-independent time-condition HTTP/2 UAF

Retry-independent time-condition HTTP/2 UAF

内存破坏 / 释放后使用 / #4033108

厂商
curl
严重程度
未评级
赏金
—
弱点
释放后使用
研究员
@cmeister2
披露日期
2026-10-14
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(11294 字符中的一小部分)
This is a supplemental trigger for [HackerOne report #4030333](https://hackerone.com/reports/4030333), not a claim of an unrelated vulnerability. It reaches the same stale `Curl_easy *` condition through normal time-condition handling and shows that a fix limited to the original retry path is …
原文中的代码
wget https://curl.se/download/curl-8.22.0.tar.gz
tar xf curl-8.22.0.tar.gz
cd curl-8.22.0

CC=clang \
CFLAGS='-O1 -g -fsanitize=address -fno-omit-frame-pointer' \
LDFLAGS='-fsanitize=address' \
./configure --with-openssl --with-nghttp2 --disable-shared

make -j"$(nproc)"
./src/curl -V

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 @cmeister2 · 版权归作者与 curl 所有

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