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I. Basic Information for CVE-2021-3772
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
完整性检查值验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel SCTP存在安全漏洞,如果攻击者知道正在使用的 IP 地址和端口号,并且攻击者可以发送带有欺骗性 IP 地址的数据包,那么攻击者可能能够通过无效块杀死现有的 SCTP 关联。
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
-kernel Fixed in linux kernel v5.15 and above -
II. Public POCs for CVE-2021-3772
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III. Intelligence Information for CVE-2021-3772
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IV. Related Vulnerabilities
V. Comments for CVE-2021-3772

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