地图 / Heap Out-of-Bounds Read in lib/http2.c via Malformed PUSH_PROMISE Headers

Heap Out-of-Bounds Read in lib/http2.c via Malformed PUSH_PROMISE Headers

内存破坏 / 越界读 / #3506159

厂商: curl
严重程度: 中危
赏金: —
弱点: 越界读
研究员: @darksql
披露日期: 2026-01-10
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（4740 字符中的一小部分）

Summary A heap-based out-of-bounds read vulnerability exists in libcurl's HTTP/2 implementation. The on_header callback in lib/http2.c incorrectly treats header names and values provided by nghttp2 as null-terminated C-strings. Specifically, passing these pointers to curl_maprintf with the %s …

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

2026-01-10报告提交
2026-01-10公开披露

阅读 HackerOne 原文 ↗作者 @darksql · 版权归作者与 curl 所有

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