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CVE-2026-0961

Good to know:

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Date: January 14, 2026

BLF file parser crash in Wireshark 4.6.0 to 4.6.2 and 4.4.0 to 4.4.12 allows denial of service

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-0961
https://www.wireshark.org/security/wnpa-sec-2026-01.html
https://gitlab.com/wireshark/wireshark/-/issues/20880
https://www.mend.io/vulnerability-database/CVE-2026-0961

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Top Fix

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Upgrade Version

Upgrade to version https://gitlab.com/wireshark/wireshark.git - v4.6.3;https://gitlab.com/wireshark/wireshark.git - v4.4.13

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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