Description
OpenFlow v6 protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
Affected products
wireshark: wireshark
References2
- www.wireshark.org/security/wnpa-sec-2026-40.html Vendor Advisory
- gitlab.com/wireshark/wireshark/-/work_items/21181 ExploitIssue TrackingThird Party Advisory
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 7 · as of 13 November 2026
- CWE
- CWE-835
Could this be exploited in your environment?
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