Infinite loop Affecting wireshark package, versions [4.4.0,4.4.15)[4.6.0,4.6.5)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-WIRESHARK-16322799
- published30 Apr 2026
- disclosed30 Apr 2026
- creditBrendan Coles
Introduced: 30 Apr 2026
CVE-2026-5407 (opens in a new tab)How to fix?
Upgrade wireshark to version 4.4.15, 4.6.5 or higher.
Overview
Affected versions of this package are vulnerable to Infinite loop in the SMB2 protocol dissector. An attacker can cause the application to enter an infinite loop and exhaust system resources by providing specially crafted network packets during analysis.