CVE-2026-15169: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
UMTS FP protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
AI Analysis
Technical Summary
CVE-2026-15169 is a heap-based buffer overflow vulnerability in the UMTS FP protocol dissector component of Wireshark. It affects Wireshark versions 4.6.0 through 4.6.6 and 4.4.0 through 4.4.16. The vulnerability can be triggered by crafted input causing the application to crash, leading to denial of service. There is no indication of confidentiality or integrity impact. No official patch or remediation level has been published at this time.
Potential Impact
Successful exploitation results in denial of service by crashing the Wireshark application. There is no reported impact on confidentiality or integrity. The vulnerability requires local access (AV:L) and user interaction (UI:R) to be triggered, with no privileges required (PR:N).
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted UMTS FP protocol data in affected Wireshark versions to prevent crashes.
CVE-2026-15169: CWE-122: Heap-based Buffer Overflow in Wireshark Foundation Wireshark
Description
UMTS FP protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
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-2026-15169 is a heap-based buffer overflow vulnerability in the UMTS FP protocol dissector component of Wireshark. It affects Wireshark versions 4.6.0 through 4.6.6 and 4.4.0 through 4.4.16. The vulnerability can be triggered by crafted input causing the application to crash, leading to denial of service. There is no indication of confidentiality or integrity impact. No official patch or remediation level has been published at this time.
Potential Impact
Successful exploitation results in denial of service by crashing the Wireshark application. There is no reported impact on confidentiality or integrity. The vulnerability requires local access (AV:L) and user interaction (UI:R) to be triggered, with no privileges required (PR:N).
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, avoid processing untrusted UMTS FP protocol data in affected Wireshark versions to prevent crashes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-07-08T20:45:43.874Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4ebdf4c9d9e3dbe3bf8a0b
Added to database: 07/08/2026, 21:15:32 UTC
Last enriched: 07/16/2026, 10:09:12 UTC
Last updated: 08/22/2026, 10:52:07 UTC
Views: 52
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