CVE-2026-15167: Stack-based Buffer Overflow in Wireshark
Published Jul 8, 2026
·Updated
DBS Etherwatch file parser crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
Affected Software
3 affected components
Wireshark Wireshark>=4.6.0<=4.6.6, >=4.4.0<=4.4.16
Wireshark Wireshark>=4.4.0<4.4.17
Wireshark Wireshark>=4.6.0<4.6.7
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
wiresharkto a version that resolves this vulnerability.Fixed in 4.6.7
Event History
Jul 8, 2026
CVE Published
via MITRE·08:51 PM
Data Sourced
via MITRE·08:51 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-15167?
The severity of CVE-2026-15167 is rated as high, with a score of 7.5.
2
What type of vulnerability is CVE-2026-15167?
CVE-2026-15167 is a stack-based buffer overflow vulnerability.
3
Which versions of Wireshark are affected by CVE-2026-15167?
Wireshark versions 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 are affected by CVE-2026-15167.
4
How do I fix CVE-2026-15167?
To mitigate CVE-2026-15167, upgrade to Wireshark version 4.6.7 or later.
5
What impact does CVE-2026-15167 have on users?
CVE-2026-15167 can lead to denial of service, causing the application to crash.