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CVE-2026-5654

Stack-based Buffer Overflow in Wireshark

Published: Apr 30, 2026Updated: May 1, 2026 Sources: CVE List NVD BDUCWE-121
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.2%
Top 89.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

AMR-NB codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-121

Affected Products

Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
WiresharkWireshark teamSecurity Products
WiresharkWireshark Foundation
LibraryLibrary
OSS Libraries / generic-library
wiresharkwireshark
On-premDesktop App
Networking Infrastructure / network-management
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
wireshark teamoss-projectSecurity Productsaka wireshark, wireshark network protocol analyzer
wireshark foundationoss-projectDevTools & CIaka wireshark, editcap
wiresharkoss-projectUSSecurity Products

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://www.wireshark.org/security/wnpa-sec-2026-18.html
wireshark.org
https://security-tracker.debian.org/tracker/CVE-2026-5654
security-tracker.debian.org
https://gitlab.com/wireshark/wireshark/-/work_items/21111
gitlab.com
and 2 more references View all →

Timeline

Published
Apr 30, 2026
Last Updated
May 1, 2026

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