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CVE-2026-6532

Buffer Over-read in Wireshark

CVSS 5.5 MEDIUMEPSS 0.2%CWE-126
Kismet protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected products
Wireshark Foundation · Wireshark
public PoCs found — 1
cve_referencegitlab.com/wireshark/wireshark/-/work_items/21129unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://gitlab.com/wireshark/wireshark/-/issues/21128https://gitlab.com/wireshark/wireshark/-/issues/21129https://gitlab.com/wireshark/wireshark/-/work_items/21129https://www.wireshark.org/security/wnpa-sec-2026-29.html