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{"bugzilla": {"description": "wireshark: Stack-based Buffer Overflow in Wireshark", "id": "2543031", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2543031"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["A flaw was found in Wireshark. The Catapult DCT2000 protocol dissector is susceptible to a crash that results in a Denial of Service (DoS). An attacker could exploit this flaw by injecting malformed network packets or by tricking a user into opening a specially crafted capture file, causing the application to terminate unexpectedly."], "mitigation": {"lang": "en:us", "value": "Avoid processing packet capture files obtained from untrusted sources and avoid live packet capturing on untrusted networks.\nAlternatively, disable the Catapult DCT2000 protocol dissector if it is not required:\n1. In the Wireshark GUI, open Analyze -> Enabled Protocols, search for \"Catapult DCT2000\" (or \"dct2000\"), uncheck the checkbox, and click OK.\n2. For command-line analysis using TShark, supply the command-line flag:\ntshark --disable-protocol dct2000\nCaveat: Disabling the dissector prevents Wireshark and TShark from decoding Catapult DCT2000 network traffic, rendering it as raw payload data."}, "name": "CVE-2026-96415", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Under investigation", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Under investigation", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Under investigation", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Under investigation", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Under investigation", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-09-29T09:30:28Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-96415\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-96415\nhttps://gitlab.com/wireshark/wireshark/-/work_items/21589\nhttps://www.wireshark.org/security/wnpa-sec-2026-110.html"], "threat_severity": "Moderate"}

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