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地图 / libevent (stack) buffer overflow in evutil_parse_sockaddr_port

libevent (stack) buffer overflow in evutil_parse_sockaddr_port

内存破坏 / 内存破坏(通用) / #112784

厂商
Tor
严重程度
未评级
赏金
—
弱点
内存破坏(通用)
研究员
@guido
披露日期
2017-10-19
资产
—
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(859 字符中的一小部分)
Length between '[' and ']' is cast to signed 32 bit integer on line 1815. Is the length is more than 2<<31 (INT_MAX), will hold a negative value. Consequently, it will pass the check at line 1816. Segfault happens at line 1819.

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 Tor 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @guido · 版权归作者与 Tor 所有

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