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地图 / heap-buffer-overflow (read outside of buffer) in Sass::Prelexer::exactly<(char)92>(char const*) - libsass/src/lexer.hpp:92

heap-buffer-overflow (read outside of buffer) in Sass::Prelexer::exactly<(char)92>(char const*) - libsass/src/lexer.hpp:92

内存破坏 / 堆溢出 / #221163

厂商
LibSass
严重程度
中危
赏金
—
弱点
堆溢出
研究员
@geeknik
披露日期
2019-10-05
资产
—
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(38190 字符中的一小部分)
Built with afl-clang-fast from git source `5909ba5`.
原文中的代码
==22006==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000ef93 at pc 0x000000907c6a bp 0x7fff656d9430 sp 0x7fff656d9428
READ of size 1 at 0x60200000ef93 thread T0
    #0 0x907c69 in char const* Sass::Prelexer::exactly<(char)92>(char const*) /home/geeknik/libsass/src/lexer.hpp:92:7 …

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 LibSass 所有。

时间线

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

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