TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution
History

Thu, 30 Apr 2026 14:15:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 30 Apr 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Wireshark
Wireshark wireshark
Vendors & Products Wireshark
Wireshark wireshark

Thu, 30 Apr 2026 06:30:00 +0000

Type Values Removed Values Added
Description TLS protocol dissector heap overflow in Wireshark 4.6.0 to 4.6.4 allows denial of service and possible code execution
Title Heap-based Buffer Overflow in Wireshark
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitLab

Published:

Updated: 2026-04-30T12:53:42.584Z

Reserved: 2026-04-02T06:33:11.664Z

Link: CVE-2026-5402

cve-icon Vulnrichment

Updated: 2026-04-30T12:50:59.162Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-04-30T07:16:37.847

Modified: 2026-04-30T15:10:10.430

Link: CVE-2026-5402

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-30T08:20:18Z