CVE-2026-121508

Use After Free in µD3TN

Published Nov 3, 2026 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
Use-After-Free in µD3TN BPv6 Fragmenter Cleanup allows Unauthenticated Remote Attacker to Cause DoS on Allocation Failure

Remediation

Vendor Solution

Upgrade to version 0.15.2 or above.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared D3tn
D3tn ud3tn
Vendors & Products D3tn
D3tn ud3tn
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Use-After-Free in µD3TN BPv6 Fragmenter Cleanup allows Unauthenticated Remote Attacker to Cause DoS on Allocation Failure
Title Use After Free in µD3TN
Weaknesses CWE-416
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitLab
Published
Updated
Nov 3, 2026, 3:29 PM
Reserved
Nov 3, 2026, 2:17 PM
Status
Awaiting Analysis
Published
Nov 3, 2026, 3:17 PM
Modified
Nov 3, 2026, 4:17 PM