Wireshark <4.6.8 & <4.4.18 BUSMASTER Parser DoS
CVE-2026-76926 Published on August 19, 2026

Reachable Assertion in Wireshark
BUSMASTER file parser abnormal exit in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

NVD

Vulnerability Analysis

CVE-2026-76926 is exploitable with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a small impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
LOW

Weakness Type

What is an assertion failure Vulnerability?

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

CVE-2026-76926 has been classified to as an assertion failure vulnerability or weakness.


Products Associated with CVE-2026-76926

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Affected Versions

Wireshark Foundation Wireshark: