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CVE-2026-41285

CVSS 4.3 · Medium EPSS 0.01% · P1
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I. Basic Information for CVE-2026-41285

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery (ND) option (over a local network) with length zero, because of an "nd_opt_len * 8 - 2" expression with no preceding check for whether nd_opt_len is zero.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1284
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenBSD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenBSD是加拿大OpenBSD组织的一套跨平台的、基于BSD的类UNIX操作系统。 OpenBSD 7.8及之前版本存在安全漏洞，该漏洞源于slaacd和rad守护进程在收到长度为零的特制ICMPv6邻居发现选项时进入无限循环。
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
OpenBSDOpenBSD 0 ~ 7.8 -

II. Public POCs for CVE-2026-41285

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III. Intelligence Information for CVE-2026-41285

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IV. Related Vulnerabilities

Same product: OpenBSD
Same vendor: OpenBSD
Same weakness: CWE-1284

V. Comments for CVE-2026-41285

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