Wireshark 4.6.x/4.4.x MySQL dissector DoS (CVE-2026-6524)
CVE-2026-6524 Published on April 30, 2026
Access of Uninitialized Pointer in Wireshark
MySQL protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
Vulnerability Analysis
CVE-2026-6524 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
Access of Uninitialized Pointer
The program accesses or uses a pointer that has not been initialized.
Products Associated with CVE-2026-6524
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Affected Versions
Wireshark Foundation Wireshark:- Version 4.6.0 and below 4.6.5 is affected.
- Version 4.4.0 and below 4.4.15 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.