CVE-2026-96416: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
IEEE 802.11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the IEEE 802.11 protocol dissector component of Wireshark. It affects Wireshark versions from 4.4.0 up to but not including 4.4.19, and from 4.6.0 up to but not including 4.6.9. The flaw can be triggered to cause a crash of the application, leading to denial of service. The CVSS v3.1 vector indicates the attack requires local access with low complexity, no privileges, and user interaction, impacting availability only.
Potential Impact
Successful exploitation of this vulnerability results in a denial of service by crashing the Wireshark application. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are reported in the wild.
Mitigation Recommendations
No explicit patch or remediation information is provided in the input data. Patch status is not yet confirmed — check the Wireshark Foundation vendor advisory for current remediation guidance. Users should consider upgrading to versions later than 4.4.18 and 4.6.8 once official fixes are released.
CVE-2026-96416: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
Description
IEEE 802.11 protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 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 involves a heap-based buffer overflow in the IEEE 802.11 protocol dissector component of Wireshark. It affects Wireshark versions from 4.4.0 up to but not including 4.4.19, and from 4.6.0 up to but not including 4.6.9. The flaw can be triggered to cause a crash of the application, leading to denial of service. The CVSS v3.1 vector indicates the attack requires local access with low complexity, no privileges, and user interaction, impacting availability only.
Potential Impact
Successful exploitation of this vulnerability results in a denial of service by crashing the Wireshark application. There is no impact on confidentiality or integrity according to the CVSS vector. No known exploits are reported in the wild.
Mitigation Recommendations
No explicit patch or remediation information is provided in the input data. Patch status is not yet confirmed — check the Wireshark Foundation vendor advisory for current remediation guidance. Users should consider upgrading to versions later than 4.4.18 and 4.6.8 once official fixes are released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-09-23T05:41:25.661Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abb897ef7a7c54106284f31
Added to database: 09/29/2026, 09:48:46 UTC
Last enriched: 09/29/2026, 10:04:09 UTC
Last updated: 09/29/2026, 18:20:12 UTC
Views: 9
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