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CVE-2026-35469— SpdyStream: DOS on CRI

AI Predicted 7.5 Difficulty: Moderate EPSS 0.03% · P9

Possible ATT&CK Techniques 1AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2026-35469

Vulnerability Information

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Vulnerability Title
SpdyStream: DOS on CRI
Source: NVD (National Vulnerability Database)
Vulnerability Description
spdystream is a Go library for multiplexing streams over SPDY connections. In versions 0.5.0 and below, the SPDY/3 frame parser does not validate attacker-controlled counts and lengths before allocating memory. Three allocation paths are affected: the SETTINGS frame entry count, the header count in parseHeaderValueBlock, and individual header field sizes — all read as 32-bit integers and used directly as allocation sizes with no bounds checking. Because SPDY header blocks are zlib-compressed, a small on-the-wire payload can decompress into large attacker-controlled values. A remote peer that can send SPDY frames to a service using spdystream can exhaust process memory and cause an out-of-memory crash with a single crafted control frame. This issue has been fixed in version 0.5.1.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
SpdyStream 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SpdyStream是Moby开源的一个基于SPDY协议的多路复用流处理库。 SpdyStream 0.5.0及之前版本存在安全漏洞,该漏洞源于SPDY/3帧解析器在分配内存前未验证攻击者控制的计数和长度,可能导致远程攻击者通过特制控制帧耗尽进程内存并引发内存不足崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
mobyspdystream < 0.5.1 -

II. Public POCs for CVE-2026-35469

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III. Intelligence Information for CVE-2026-35469

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Advisory · 1

IV. Related Vulnerabilities

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