Description
Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Published: 2021-12-30
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2967-1 wireshark security update
Debian DLA Debian DLA DLA-3906-1 wireshark security update
EUVD EUVD EUVD-2021-34045 Infinite loop in the RTMPT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Ubuntu USN Ubuntu USN USN-7552-1 Wireshark vulnerabilities
History

Mon, 03 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Oracle Http Server Zfs Storage Appliance Kit
Wireshark Wireshark
cve-icon MITRE

Status: PUBLISHED

Assigner: GitLab

Published:

Updated: 2025-11-03T21:45:18.240Z

Reserved: 2021-12-27T00:00:00.000Z

Link: CVE-2021-4185

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-12-30T22:15:10.363

Modified: 2025-11-03T22:15:53.737

Link: CVE-2021-4185

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-12-29T00:00:00Z

Links: CVE-2021-4185 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses