Description
IEEE C37.118 Synchrophasor protocol dissector memory leak in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service
Affected products
wireshark: wireshark
References3
- gitlab.com/wireshark/wireshark/-/work_items/21492 ExploitVendor Advisory
- www.wireshark.org/security/wnpa-sec-2026-96.html Vendor Advisory
- gitlab.com/wireshark/wireshark/-/work_items/21492 ExploitVendor Advisory
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 3 · as of 9 November 2026
- CWE
- CWE-401
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