CVE-2026-11586 fix is incomplete: auto-PONG memory grows without limit through curl_ws_recv() (CONNECT_ONLY)
拒绝服务 / Allocation of Resources Without Limits or Throttling / #4123050
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原文摘录
摘自原文（7727 字符中的一小部分）
Summary: The CVE-2026-11586 fix (849317ff5c, "ws: make pong sending lazy") adds the automatic PONG only when the WebSocket send buffer has room, but it put that check in ws_flush() (lib/ws.c:1712). curl_ws_recv(), the receive call of the documented CONNECT_ONLY model, still calls …
原文中的代码
curl 8.23.0-DEV (Linux) libcurl/8.23.0-DEV OpenSSL/3.0.22 zlib/1.2.13 curl 8.23.1-DEV (Linux) libcurl/8.23.1-DEV OpenSSL/3.0.22 zlib/1.2.13 (master 629646d9b7) curl 8.23.0-DEV (Darwin) libcurl/8.23.0-DEV OpenSSL/3.6.4 zlib/1.2.12 curl 8.21.0-DEV (Darwin) libcurl/8.21.0-DEV zlib/1.2.12 …
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时间线
- 报告提交
- 公开披露
阅读 HackerOne 原文 ↗作者 @sujitjaunjal · 版权归作者与 curl 所有