CVE-2026-95391: CWE-416: Use After Free in Wireshark Foundation Wireshark
ZigBee ZCL protocol dissector crash in 4.6.0 to 4.6.8 allows denial of service
AI Analysis
Technical Summary
This vulnerability (CWE-416) exists in Wireshark's ZigBee ZCL protocol dissector in versions 4.6.0 to 4.6.8. The use-after-free bug can be triggered by crafted packets, leading to a crash of the Wireshark application. The CVSS 3.1 base score is 5.5, indicating a medium severity denial of service impact. No confidentiality or integrity impact is noted. There are no known exploits in the wild, and no vendor patch or advisory information is provided in the input data.
Potential Impact
Successful exploitation causes a denial of service by crashing Wireshark. There is no impact on confidentiality or integrity. The vulnerability requires local access (AV:L) and user interaction (UI:R) to trigger, with low attack complexity and no privileges required.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted ZigBee ZCL traffic with affected Wireshark versions. Monitor official Wireshark channels for updates and apply patches once released.
CVE-2026-95391: CWE-416: Use After Free in Wireshark Foundation Wireshark
Description
ZigBee ZCL protocol dissector crash in 4.6.0 to 4.6.8 allows denial of service
CVSS v3.1
Score 5.5medium
Affected software
Wireshark Foundation
Wireshark
pkg:github/wireshark/wiresharkRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-416) exists in Wireshark's ZigBee ZCL protocol dissector in versions 4.6.0 to 4.6.8. The use-after-free bug can be triggered by crafted packets, leading to a crash of the Wireshark application. The CVSS 3.1 base score is 5.5, indicating a medium severity denial of service impact. No confidentiality or integrity impact is noted. There are no known exploits in the wild, and no vendor patch or advisory information is provided in the input data.
Potential Impact
Successful exploitation causes a denial of service by crashing Wireshark. There is no impact on confidentiality or integrity. The vulnerability requires local access (AV:L) and user interaction (UI:R) to trigger, with low attack complexity and no privileges required.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted ZigBee ZCL traffic with affected Wireshark versions. Monitor official Wireshark channels for updates and apply patches once released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-09-22T05:34:21.685Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abb897df7a7c54106284f27
Added to database: 09/29/2026, 09:48:45 UTC
Last enriched: 09/29/2026, 10:04:46 UTC
Last updated: 09/29/2026, 18:20:12 UTC
Views: 11
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