Bug 2520093 (CVE-2026-76919)

Summary: CVE-2026-76919 wireshark: Wireshark: Denial of Service vulnerability in ESS protocol dissector
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
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 a denial of service vulnerability in the ESS protocol dissector by processing a specially crafted network packet. This could lead to the application crashing, preventing network traffic analysis. The impact is limited to the availability of the Wireshark application itself.
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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 23:01:51 UTC
ESS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service