CVE-2026-96417: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
RF4CE 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 RF4CE 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. Exploitation leads to a crash of the dissector, causing denial of service. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no privileges but user interaction is required. There is no indication of confidentiality or integrity impact, only availability is affected.
Potential Impact
Successful exploitation causes a denial of service by crashing the Wireshark RF4CE protocol dissector. There is no reported impact on confidentiality or integrity. The attack requires local access and user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch links or official fix information is provided, users should monitor Wireshark Foundation advisories for updates. Until a fix is available, avoid processing untrusted RF4CE protocol traffic or disable the RF4CE dissector if possible to mitigate risk.
CVE-2026-96417: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
Description
RF4CE 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 RF4CE 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. Exploitation leads to a crash of the dissector, causing denial of service. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no privileges but user interaction is required. There is no indication of confidentiality or integrity impact, only availability is affected.
Potential Impact
Successful exploitation causes a denial of service by crashing the Wireshark RF4CE protocol dissector. There is no reported impact on confidentiality or integrity. The attack requires local access and user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch links or official fix information is provided, users should monitor Wireshark Foundation advisories for updates. Until a fix is available, avoid processing untrusted RF4CE protocol traffic or disable the RF4CE dissector if possible to mitigate risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-09-23T05:41:30.662Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abb897ef7a7c54106284f32
Added to database: 09/29/2026, 09:48:46 UTC
Last enriched: 09/29/2026, 10:04:01 UTC
Last updated: 09/29/2026, 18:20:12 UTC
Views: 9
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