CVE-2026-96422
Received Received - Intake

Frame Protocol Metasploit Dissector Crash Leads to DoS

Publication date: 2026-09-29

Last updated on: 2026-09-29

Assigner: GitLab Inc.

Description
Frame protocol metadissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service

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Meta Information

Published
2026-09-29
Last Modified
2026-09-29
Generated
2026-09-29
AI Q&A
2026-09-29
EPSS Evaluated
N/A
NVD
CVE-2026-96422
EUVD
EUVD-2026-88708

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
wireshark wireshark From 4.4.0 (inc) to 4.4.18 (inc)
wireshark wireshark From 4.6.0 (inc) to 4.6.8 (inc)
wireshark wireshark From 3.6.0 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-617 The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

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Executive Summary

CVE-2026-96422 is a denial-of-service vulnerability in Wireshark affecting versions 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18. It involves a crash in the Frame protocol metadissector triggered by malformed packets or malicious trace files, causing Wireshark to terminate unexpectedly.

Detection Guidance

Monitor Wireshark for crashes when processing network traffic or opening packet capture files. Check for malformed packets or excessive comment options in pcapng files that may trigger the issue.

Impact Analysis

This vulnerability allows an attacker to cause a denial-of-service by crashing Wireshark, potentially disrupting network analysis and monitoring activities. Users may experience application crashes when processing specific network traffic or opening malicious capture files.

Compliance Impact

This vulnerability causes a denial of service by crashing Wireshark when processing malformed packets or malicious trace files. While it does not directly impact data confidentiality or integrity, it could disrupt network monitoring and forensic analysis capabilities required for compliance audits under standards like GDPR or HIPAA.

Mitigation Strategies

Upgrade Wireshark to versions 4.6.9 or 4.4.19 or later to address the vulnerability. Avoid opening untrusted packet capture files or inspecting suspicious network traffic until patched.

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