CVE-2026-15164: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation ciscodump
A heap-based buffer overflow vulnerability exists in the ciscodump component of Wireshark Foundation versions 4.4.0 and 4.6.0. This flaw can cause a crash leading to denial of service. The vulnerability affects specific versions and has a medium severity rating with a CVSS score of 5.5.
AI Analysis
Technical Summary
CVE-2026-15164 is a heap-based buffer overflow vulnerability (CWE-122) in the ciscodump tool of Wireshark Foundation affecting versions 4.4.0 and 4.6.0. The issue causes a crash that results in denial of service. The vulnerability has a CVSS 3.1 score of 5.5, indicating medium severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impact limited to availability. No official patch or remediation guidance is currently available from the vendor.
Potential Impact
Successful exploitation causes a denial of service by crashing the ciscodump component. There is no indication of confidentiality or integrity impact. The attack requires local access and user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted input with the affected versions of ciscodump and limit local access to trusted users only.
CVE-2026-15164: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation ciscodump
Description
A heap-based buffer overflow vulnerability exists in the ciscodump component of Wireshark Foundation versions 4.4.0 and 4.6.0. This flaw can cause a crash leading to denial of service. The vulnerability affects specific versions and has a medium severity rating with a CVSS score of 5.5.
CVSS v3.1
Score 5.5medium
Affected software
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
CVE-2026-15164 is a heap-based buffer overflow vulnerability (CWE-122) in the ciscodump tool of Wireshark Foundation affecting versions 4.4.0 and 4.6.0. The issue causes a crash that results in denial of service. The vulnerability has a CVSS 3.1 score of 5.5, indicating medium severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impact limited to availability. No official patch or remediation guidance is currently available from the vendor.
Potential Impact
Successful exploitation causes a denial of service by crashing the ciscodump component. There is no indication of confidentiality or integrity impact. The attack requires local access and user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted input with the affected versions of ciscodump and limit local access to trusted users only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-07-08T20:45:18.867Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4ebdf4c9d9e3dbe3bf89fb
Added to database: 07/08/2026, 21:15:32 UTC
Last enriched: 07/08/2026, 21:30:06 UTC
Last updated: 07/08/2026, 22:22:48 UTC
Views: 3
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