CVE-2026-95390: CWE-476: NULL Pointer Dereference in Wireshark Foundation Wireshark
PEAK CAN TRC file parser crash in 4.6.0 to 4.6.8 allows denial of service
AI Analysis
Technical Summary
This vulnerability is a NULL pointer dereference in the PEAK CAN TRC file parser component of Wireshark versions 4.6.0 to 4.6.8. When processing crafted PEAK CAN TRC files, the parser can crash, causing a denial of service condition. The CVSS 3.1 base score is 5.5, reflecting medium severity with local attack vector, low attack complexity, no privileges required, and user interaction needed. There is no indication of confidentiality or integrity impact, only availability is affected.
Potential Impact
Successful exploitation causes Wireshark to crash, leading to denial of service. There is no impact on confidentiality or integrity. The attack requires local access and user interaction, limiting the scope of exploitation.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the Wireshark Foundation advisory for current remediation guidance. Until a fix is available, avoid opening untrusted PEAK CAN TRC files to mitigate risk.
CVE-2026-95390: CWE-476: NULL Pointer Dereference in Wireshark Foundation Wireshark
Description
PEAK CAN TRC file parser 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 is a NULL pointer dereference in the PEAK CAN TRC file parser component of Wireshark versions 4.6.0 to 4.6.8. When processing crafted PEAK CAN TRC files, the parser can crash, causing a denial of service condition. The CVSS 3.1 base score is 5.5, reflecting medium severity with local attack vector, low attack complexity, no privileges required, and user interaction needed. There is no indication of confidentiality or integrity impact, only availability is affected.
Potential Impact
Successful exploitation causes Wireshark to crash, leading to denial of service. There is no impact on confidentiality or integrity. The attack requires local access and user interaction, limiting the scope of exploitation.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the Wireshark Foundation advisory for current remediation guidance. Until a fix is available, avoid opening untrusted PEAK CAN TRC files to mitigate risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-09-22T05:34:16.707Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6abb897df7a7c54106284f26
Added to database: 09/29/2026, 09:48:45 UTC
Last enriched: 09/29/2026, 10:04:51 UTC
Last updated: 09/29/2026, 18:20:12 UTC
Views: 11
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