Home/CVE/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
CVE

CVE-2026-3203

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

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.

MEDIUM · CVSS 5.5 EPSS 0.00026
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-126Buffer Over-read
▤

Affected Products & Versions

2
wireshark>= 4.4.0 and < 4.4.14
wireshark>= 4.6.0 and < 4.6.4
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · cve@gitlab.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Feb 2026 · 03:20 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

5
suse-csafopenSUSE-SU-2026:20685-1
suse-csafSUSE-SU-2026:21559-1
suse-csafSUSE-SU-2026:1169-1
suse-csafopenSUSE-SU-2026:10274-1
rhsaRHSA-2026:9666Moderate
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://gitlab.com/wireshark/wireshark/-/issues/21009Issue Tracking
https://www.wireshark.org/security/wnpa-sec-2026-07.htmlVendor Advisory
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