https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 18:08:13 +0000 https://vulnerability.circl.lu/vuln/fkie_cve-2026-19401 <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> https://vulnerability.circl.lu/vuln/fkie_cve-2026-19401 https://vulnerability.circl.lu/vuln/ghsa-v29p-5fvf-m7p8 <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> https://vulnerability.circl.lu/vuln/ghsa-v29p-5fvf-m7p8 https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-19401 <p><strong>Affected:</strong> Ubuntu:Pro:16.04:LTS: nsd, Ubuntu:Pro:18.04:LTS: nsd, Ubuntu:Pro:20.04:LTS: nsd, Ubuntu:Pro:22.04:LTS: nsd, Ubuntu:Pro:24.04:LTS: nsd, Ubuntu:Pro:26.04:LTS: nsd</p> <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> <p><strong>Affected:</strong> Ubuntu:Pro:16.04:LTS: nsd, Ubuntu:Pro:18.04:LTS: nsd, Ubuntu:Pro:20.04:LTS: nsd, Ubuntu:Pro:22.04:LTS: nsd, Ubuntu:Pro:24.04:LTS: nsd, Ubuntu:Pro:26.04:LTS: nsd</p> <p>Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.</p> https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-19401