CVE-2026-121510: Out-of-bounds Write in µD3TN
Published Nov 3, 2026
·Updated
Remote Unauthenticated Heap Out-of-Bounds Write in µD3TN BPv6 Administrative Record Parser allows Unauthenticated Remote Attacker to Reliably Cause DoS
Event History
Nov 3, 2026
CVE Published
via MITRE·02:18 PM
Data Sourced
via MITRE·02:18 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via OSV·02:18 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:17 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Does exploitation require authentication or user interaction?
No. The issue is remotely exploitable without authentication and requires no user interaction.
2
What component must process attacker-controlled input for exploitation to occur?
The affected input path is the µD3TN BPv6 Administrative Record Parser. Systems that accept remotely supplied BPv6 administrative records are the relevant exposure point.
3
What is the expected security impact?
The reported impact is a reliable denial of service caused by a heap out-of-bounds write. The supplied vector indicates availability impact, with no stated confidentiality or integrity impact.