POJIA破甲
地图 / Integer Overflow in schannel.c TLS Data Transmission

Integer Overflow in schannel.c TLS Data Transmission

内存破坏 / 整数溢出 / #3282709

厂商
curl
严重程度
低危
赏金
—
弱点
整数溢出
研究员
@kakorrhaphiophobia
披露日期
2025-08-02
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(10093 字符中的一小部分)
This vulnerability allows an in overflow when adding TLS buffer sizes during an encrypted data tranmission which can lead to incorrect data sizes being sent and TLS security issues while in testing.
原文中的代码
/* send the encrypted message including header, data and trailer */
len = outbuf[0].cbBuffer + outbuf[1].cbBuffer + outbuf[2].cbBuffer;

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 @kakorrhaphiophobia · 版权归作者与 curl 所有

同类报告

Integer overflow leading to buffer overflowInternet Bug Bounty · 2019-09-25 · $1,000Integer overflow in CipherUpdateInternet Bug Bounty · 2021-04-08Int Overflow lead to Heap OverFlow in exif_thumbnail_extract of exif.cInternet Bug Bounty · 2019-10-21Integer overflow vulnerabilityGlovo · 2022-05-17Cookie Max-Age Integer Overflow Vulnerabilitycurl · 2026-01-19Security Analysis Report: CURL Integer Overflow Vulnerabilitycurl · 2025-09-18