109 matches found
CVE-2026-44390 Unbounded name compression in certain cases causes degradation of service
NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability when handling replies with very large RRsets that Unbound needs to perform name compression for. Malicious upstream responses with very large RRsets with records that don't share a suffix above the root can cause Unbound to...
CVE-2026-42960: Acceptance of Extraneous Untrusted Data With Trusted Data
NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to poisoning via promiscuous records for the authority section. Promiscuous RRSets that complement DNS replies in the authority section can be used to trick Unbound to cache such records. If an adversary is able to attach such...
CVE-2026-44390: Inefficient Algorithmic Complexity
NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability when handling replies with very large RRsets that Unbound needs to perform name compression for. Malicious upstream responses with very large RRsets with records that don't share a suffix above the root can cause Unbound to...
EulerOS 2.0 SP11 : unbound (EulerOS-SA-2026-1623)
According to the versions of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : NLnet Labs Unbound up to and including version 1.24.1 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that complement...
EulerOS 2.0 SP13 : unbound (EulerOS-SA-2026-1228)
According to the versions of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : NLnet Labs Unbound up to and including version 1.24.0 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that complement...
EulerOS Virtualization 2.10.1 : unbound (EulerOS-SA-2026-1149)
According to the versions of the unbound packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : NLnet Labs Unbound up to and including version 1.24.0 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that...
Azure Linux 3.0 Security Update: unbound (CVE-2024-8508)
The version of unbound installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-8508 advisory. - NLnet Labs Unbound up to and including version 1.21.0 contains a vulnerability when handling replies with ve...
MiracleLinux 9 : unbound-1.16.2-8.el9_5.1 (AXSA:2024-9491:08)
The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-9491:08 advisory. unbound: Unbounded name compression could lead to Denial of Service CVE-2024-8508 CVEs: CVE-2024-8508 NLnet Labs Unbound up to and including version 1.21.0...
EulerOS 2.0 SP12 : unbound (EulerOS-SA-2026-1100)
According to the versions of the unbound packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : NLnet Labs Unbound up to and including version 1.24.1 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that complement...
Huawei EulerOS: Security Advisory for unbound (EulerOS-SA-2026-1080)
The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...
Amazon Linux 2 : unbound, --advisory ALAS2-2025-3095 (ALAS-2025-3095)
The version of unbound installed on the remote host is prior to 1.7.3-15. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-3095 advisory. NLnet Labs Unbound up to and including version 1.24.0 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that...
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...
TencentOS Server 4: unbound (TSSA-2025:0633)
The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2025:0633 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...
Debian dla-4365 : libunbound-dev - security update
The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4365 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4365-1 [email protected] https://www.debian.org/lts/security/...
Amazon Linux 2 : unbound, --advisory ALAS2UNBOUND-1.17-2025-006 (ALASUNBOUND-1.17-2025-006)
The version of unbound installed on the remote host is prior to 1.17.0-2. It is, therefore, affected by a vulnerability as referenced in the ALAS2UNBOUND-1.17-2025-006 advisory. NLnet Labs Unbound up to and including version 1.24.0 is vulnerable to possible domain hijack attacks. Promiscuous NS...
Amazon Linux 2 : unbound, --advisory ALAS2-2025-3055 (ALAS-2025-3055)
The version of unbound installed on the remote host is prior to 1.7.3-15. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-3055 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number...
AZL-68675 CVE-2025-11411 affecting package unbound for versions less than 1.19.1-5
NLnet Labs Unbound up to and including version 1.24.1 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that complement positive DNS replies in the authority section can be used to trick resolvers to update their delegation information for the zone. Usually these RRSets are...
CVE-2025-11411: Acceptance of Extraneous Untrusted Data With Trusted Data
NLnet Labs Unbound up to and including version 1.24.1 is vulnerable to possible domain hijack attacks. Promiscuous NS RRSets that complement positive DNS replies in the authority section can be used to trick resolvers to update their delegation information for the zone. Usually these RRSets are...
