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CVE Vulnerability Details :

CVE-2026-5657

PUBLISHED

More Info Official Page

Assigner-GitLab

Assigner Org ID-ceab7361-8a18-47b1-92ba-4d7d25f6715a

Published At-30 Apr, 2026 | 05:38

Updated At-30 Apr, 2026 | 12:45

▼CVE Numbering Authority (CNA)

Double Free in Wireshark

iLBC codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Affected Products

Vendor

Wireshark Foundation

Product

Wireshark

Default Status

unaffected

Versions

Affected

From 4.6.0 before 4.6.5 (semver)
From 4.4.0 before 4.4.15 (semver)

Problem Types

Type	CWE ID	Description
CWE	CWE-415	CWE-415: Double Free

Type: CWE

CWE ID: CWE-415

Description: CWE-415: Double Free

Metrics

Version	Base score	Base severity	Vector
3.1	5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Version: 3.1

Base score: 5.5

Base severity: MEDIUM

Vector:

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

Solutions

Upgrade to version 4.6.5 or above

Credits

finder

Alexandre de Oliveira

References

Hyperlink	Resource
https://www.wireshark.org/security/wnpa-sec-2026-20.html	N/A
https://gitlab.com/wireshark/wireshark/-/issues/21113	issue-tracking permissions-required

Hyperlink: https://www.wireshark.org/security/wnpa-sec-2026-20.html

Resource: N/A

Hyperlink: https://gitlab.com/wireshark/wireshark/-/issues/21113

Resource:

issue-tracking

permissions-required

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Metrics Other Info

References

Hyperlink	Resource
https://gitlab.com/wireshark/wireshark/-/work_items/21113	exploit

Hyperlink: https://gitlab.com/wireshark/wireshark/-/work_items/21113

Resource:

exploit

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References