漏洞信息
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Vulnerability Title
Netty SPDY SETTINGS frame count materializes unbounded settings map
Vulnerability Description
Netty is a network application framework for development of protocol servers and clients. Prior to 4.1.136.Final and 4.2.16.Final, Netty's SPDY SETTINGS decoder accepts a peer-declared SETTINGS entry count up to the 24-bit frame-length limit and materializes every unique setting ID in `DefaultSpdySettingsFrame`, allowing a remote SPDY/3.1 peer to send a syntactically valid roughly 2 MiB SETTINGS frame that creates 262144 map entries and amplifies network input into heap growth and ordered-map insertion work. This issue is fixed in versions 4.1.136.Final and 4.2.16.Final.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability Type
不加限制或调节的资源分配
Vulnerability Title
Netty 资源管理错误漏洞
Vulnerability Description
Netty是Netty团队开源的一款非阻塞I/O客户端-服务器框架,它主要用于开发Java网络应用程序,如协议服务器和客户端等。 Netty 4.1.136.Final之前版本和4.2.16.Final之前版本存在资源管理错误漏洞,该漏洞源于SPDY SETTINGS解码器接受对等方声明的SETTINGS条目计数高达24位帧长度限制,并在DefaultSpdySettingsFrame中物化每个唯一的设置ID,允许远程SPDY/3.1对等方发送语法有效的约2 MiB SETTINGS帧,创建262144个
CVSS Information
N/A
Vulnerability Type
N/A