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地图 / Heap Buffer Over-read in lib/http2.c (on_header) handling PUSH_PROMISE frames

Heap Buffer Over-read in lib/http2.c (on_header) handling PUSH_PROMISE frames

内存破坏 / 缓冲区越界读 / #3480078

厂商
curl
严重程度
中危
赏金
—
弱点
缓冲区越界读
研究员
@efrsxcv
披露日期
2025-12-28
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(5102 字符中的一小部分)
Summary: I have discovered a Heap Buffer Over-read vulnerability in `lib/http2.c` within the `on_header` callback function. When processing HTTP/2 `PUSH_PROMISE` frames, the code incorrectly uses the `%s` format specifier on raw pointers provided by `nghttp2`.

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 @efrsxcv · 版权归作者与 curl 所有

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