Heap-based Buffer Overflow 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.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Heap-based Buffer Overflow vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-UNMANAGED-WIRESHARK-16322814
- published30 Apr 2026
- disclosed30 Apr 2026
- creditUnknown
Introduced: 30 Apr 2026
CVE-2026-6529 (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 Heap-based Buffer Overflow in the iLBC audio codec processing. An attacker can cause a crash and disrupt service by providing a specially crafted audio file that triggers a heap-based buffer overflow during analysis.