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地图 / Server crash (stack-overflow DoS) via unbounded recursion in MariaDB WKB GEOMETRYCOLLECTION parser

Server crash (stack-overflow DoS) via unbounded recursion in MariaDB WKB GEOMETRYCOLLECTION parser

内存破坏 / Unlabeled / #3896507

厂商
MariaDB
严重程度
低危
赏金
—
弱点
Unlabeled
研究员
@tsg1696
披露日期
2026-10-11
资产
MariaDB Server & Connectors - Denial of Service
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(6475 字符中的一小部分)
Reported via email as per policy to [email protected] on July 4 but received no response., hence reporting here.
原文中的代码
uint Gis_geometry_collection::init_from_wkb(const char *wkb, uint len, ...) {   // :4414
  ...
  while (n_geom--) {                                                             // :4429 (attacker n_geom)
    Geometry_buffer buffer;                                                      // :4431 stack …

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 MariaDB 所有。

时间线

  • 报告提交
  • 公开披露
阅读 HackerOne 原文 ↗作者 @tsg1696 · 版权归作者与 MariaDB 所有

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