Use of Uninitialized Variable in Wireshark

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Summary

CVECVE-2026-15168
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-08 22:17:13 UTC
Updated2026-07-09 16:39:17 UTC
DescriptionBLF file parser in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows possible information disclosure

Risk And Classification

Primary CVSS: v3.1 2.5 LOW from [email protected]

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

Problem Types: CWE-457 | CWE-457 CWE-457: Use of Uninitialized Variable

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary2.5LOWCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
3.1CNACVSS2.5LOWCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Wireshark Foundation Wireshark affected 4.6.0 4.6.7 semver Not specified
CNA Wireshark Foundation Wireshark affected 4.4.0 4.4.17 semver Not specified

References

ReferenceSourceLinkTags
gitlab.com/wireshark/wireshark/-/work_items/21361 134c704f-9b21-4f2e-91b3-4a467353bcc0 gitlab.com
www.wireshark.org/security/wnpa-sec-2026-60.html [email protected] www.wireshark.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Thai Duong Tran (en)

Additional Advisory Data

Solutions

CNA: Upgrade to version 4.6.7 or above

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