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I. Basic Information for CVE-2026-3104
Vulnerability Information

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Vulnerability Title
Memory leak in code preparing DNSSEC proofs of non-existence
Source: NVD (National Vulnerability Database)
Vulnerability Description
A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对已超过有效生命周期的资源丧失索引
Source: NVD (National Vulnerability Database)
Vulnerability Title
ISC BIND 9 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ISC BIND 9是ISC组织的一个域名系统软件。 ISC BIND 9 9.20.0至9.20.20版本、9.21.0至9.21.19版本和9.20.9-S1至9.20.20-S1版本存在安全漏洞,该漏洞源于特制域名可能导致内存泄漏。
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
ISCBIND 9 9.20.0 ~ 9.20.20 -
II. Public POCs for CVE-2026-3104
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III. Intelligence Information for CVE-2026-3104
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IV. Related Vulnerabilities
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