POJIA破甲
地图 / Buffer overrun in Steam SILK voice decoder

Buffer overrun in Steam SILK voice decoder

内存破坏 / 经典缓冲区溢出 / #1180252

厂商
Valve
严重程度
高危 · CVSS 9.1
赏金
$7,500
弱点
经典缓冲区溢出
研究员
@slidybat
披露日期
2021-09-13
资产
steam.exe
CVE
—

该报告还没有中文解读。

原文摘录

摘自原文(6311 字符中的一小部分)
Vulnerability The SteamWorks SDK has a function available named [DecompressVoice()](https://partner.steamgames.com/doc/api/ISteamUser#DecompressVoice), which takes as input some compressed voice data, and returns the raw audio data.
原文中的代码
8 bytes - steamid
1 byte - payload type
2 bytes - payload size
<payload data>
4 bytes - CRC checksum

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 Valve 所有。

时间线

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

同类报告

RCE on Steam Client via buffer overflow in Server InfoValve · 2019-03-15Malformed .BMP file in Counter-Strike 1.6 may cause shellcode injectionValve · 2020-02-27Malformed NAV file leads to buffer overflow and code execution in Left4Dead2.exeValve · 2020-03-25 · $10,000Remote vulnerabilities in sppPlayStation · 2024-04-25 · $12,500[Portal 2] Remote Code Execution via voice packetsValve · 2021-05-10 · $5,000[Half-Life 1] Malformed map name leads to memory corruption and code executionValve · 2020-09-22 · $1,500