CVE-2026-3203 PUBLISHED

Buffer Over-read in Wireshark

Assigner: GitLab
Reserved: 25.02.2026 Published: 25.02.2026 Updated: 25.02.2026

RF4CE Profile protocol dissector crash in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS Score: 5.5

CVSS 3.1

Vendor	Wireshark Foundation
Product	Wireshark
Versions	Default: unaffected affected from 4.6.0 to 4.6.4 (excl.) affected from 4.4.0 to 4.4.14 (excl.)

Upgrade to version 4.6.4 or above