Bug 2520101 (CVE-2026-76926)

Summary: CVE-2026-76926 wireshark: Wireshark: Denial of service via reachable assertion in BUSMASTER file parser
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: rhel-process-autobot, watson-tool-maintainers
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Wireshark. A remote attacker could exploit this by providing a specially crafted BUSMASTER file, which triggers a reachable assertion in the BUSMASTER file parser, leading to an abnormal exit. This could result in a denial of service (DoS), making the application unavailable.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description OSIDB Bzimport 2026-08-19 23:11:21 UTC
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