46 matches found
ALSA-2026:24369 Important: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options CVE-2026-42944 unbound: Unbound DNSSEC Validator Denial of Service via Incorrect Write Offset Counter in...
ALSA-2026:24365 Important: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options CVE-2026-42944 unbound: Unbound DNSSEC Validator Denial of Service via Incorrect Write Offset Counter in...
Important: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options CVE-2026-42944 unbound: Unbound DNSSEC Validator Denial of Service via Incorrect Write Offset Counter in...
[SECURITY] Fedora 43 Update: unbound-1.25.1-1.fc43
Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...
RLSA-2026:18556 Moderate: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability CVE-2024-33655 unbound: Unbound domain hijacking via promiscuous records CVE-2025-11411 For more details about the security issues, including the impact, a CVSS...
RLSA-2026:18931 Moderate: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability CVE-2024-33655 unbound: Unbound domain hijacking via promiscuous records CVE-2025-11411 For more details about the security issues, including the impact, a CVSS...
CVE-2026-42960
A flaw was found in Unbound's handling of DNS reply messages, complementing the earlier CVE-2025-11411 fix. Unbound accepts and caches address records from the additional section of DNS replies when they accompany authority section RRSets other than NS such as MX records. A malicious actor who ca...
[SECURITY] Fedora 44 Update: unbound-1.25.1-1.fc44
Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...
Astra Linux - уязвимость в unbound
A vulnerability called “Non-Responsive Delegation Attack” NRDelegation Attack has been discovered in various DNS resolution software. The NRDelegation Attack operates by creating a malicious delegation with a significant number of non-responsive name servers. The attack begins by querying a...
NLnet Labs Unbound 安全漏洞
NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. Versions of NLnet Labs Unbound 1.25.0 and earlier contained security vulnerabilities. These vulnerabilities were caused by mixed records in the authoritative section, leading to cache poisoning. Attackers could...
NLnet Labs Unbound 安全漏洞
NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. Versions of NLnet Labs Unbound 1.25.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from the possibility of service degradation when processing a large number of incoming EDNS options...
NLnet Labs Unbound 安全漏洞
NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. Versions of NLnet Labs Unbound 1.25.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from unbound name compression operations when handling large RRsets, which could lead to performanc...
NLnet Labs Unbound 资源管理错误漏洞
NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. In versions 1.19.1 to 1.25.0 of NLnet Labs Unbound, there is a resource management vulnerability. This vulnerability stems from incorrect overwriting of target pointers when deep copying data structures in the DNSSE...
NLnet Labs Unbound 安全漏洞
NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. There are security vulnerabilities in the version of NLnet Labs Unbound from 1.14.0 to 1.25.0. These vulnerabilities stem from the truncation of size calculations when encoding multiple NSIDs and/or DNS Cookies, as...
ALSA-2026:18931 Moderate: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability CVE-2024-33655 unbound: Unbound domain hijacking via promiscuous records CVE-2025-11411 For more details about the security issues, including the impact, a CVSS...
RHEL 9 : unbound (RHSA-2026:18931)
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:18931 advisory. The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability...
Moderate: unbound security update
The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: DNSBomb vulnerability CVE-2024-33655 unbound: Unbound domain hijacking via promiscuous records CVE-2025-11411 For more details about the security issues, including the impact, a CVSS...
USN-7855-2 unbound regression
USN-7855-1 fixed vulnerabilities in Unbound. It was discovered that the fix for CVE-2025-11411 was incomplete. This update fixes the problem. Original advisory details: Yuxiao Wu, Yunyi Zhang, Baojun Liu, and Haixin Duan discovered that Unbound incorrectly handled certain promiscuous NS RRSets. A...
[SECURITY] Fedora 42 Update: unbound-1.24.2-1.fc42
Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...
[SECURITY] Fedora 43 Update: unbound-1.24.2-1.fc43
Unbound is a validating, recursive, and caching DNSSEC resolver. The C implementation of Unbound is developed and maintained by NLnet Labs. It is based on ideas and algorithms taken from a java prototype developed by Verisign labs, Nominet, Kirei and ep.net. Unbound is designed as a set of modula...