{"id":"EUVD-2026-20964","revision":"645af790fff04798879d28914cb8a84f","records":[{"revision":"645af790fff04798879d28914cb8a84f","observedAt":"2026-10-30T05:58:53.537+00:00","statement":{"source":"euvd","id":"EUVD-2026-20964","aliases":["CVE-2026-39959"],"title":"Tmds.DBus provides .NET libraries for working with D-Bus from .NET. Tmds.DBus and Tmds.DBus.Protocol are vulnerable to malicious D-Bus peers. A peer on the same bus can spoof signals by impersonating the owner of a well-known name, exhaust …","description":"Tmds.DBus provides .NET libraries for working with D-Bus from .NET. Tmds.DBus and Tmds.DBus.Protocol are vulnerable to malicious D-Bus peers. A peer on the same bus can spoof signals by impersonating the owner of a well-known name, exhaust system resources or cause file descriptor spillover by sending messages with an excessive number of Unix file descriptors, and crash the application by sending malformed message bodies that cause unhandled exceptions on the SynchronizationContext. This vulnerability is fixed in Tmds.DBus 0.92.0 and Tmds.DBus.Protocol 0.92.0 and 0.21.3.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","score":7.1,"severity":null}],"references":["https://github.com/tmds/Tmds.DBus/security/advisories/GHSA-xrw6-gwf8-vvr9"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-20964","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Apr 9, 2026, 4:29:20 PM","dateUpdated":"Apr 9, 2026, 7:32:09 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-20964","identifiers":["EUVD-2026-20964","CVE-2026-39959"]},"retained":false,"historicalAffected":[]}],"coverage":[]}