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I. Basic Information for CVE-2022-1841
Vulnerability Information
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Vulnerability Title
Out-of-bound write in tcp_flags
Source: NVD (National Vulnerability Database)
Vulnerability Description
In subsys/net/ip/tcp.c , function tcp_flags , when the incoming parameter flags is ECN or CWR , the buf will out-of-bounds write a byte zero.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Zephyr 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是Zephyr Project开源的一个可扩展的实时操作系统 (RTOS)。 Zephyr 3.0版本及之前版本存在安全漏洞，该漏洞源于在 subsys/net/ip/tcp.c 的 tcp_flags 函数中，当传入参数 flags 为 ECN或 CWR 时，buf 将越界写入一个字节零。
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
zephyrproject-rtoszephyr unspecified ~ v3.0 -
II. Public POCs for CVE-2022-1841
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III. Intelligence Information for CVE-2022-1841
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IV. Related Vulnerabilities
Same product: zephyr
Same vendor: zephyrproject-rtos
Same weakness: CWE-787
V. Comments for CVE-2022-1841

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