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{"bugzilla": {"description": "wireshark: Use After Free in Wireshark", "id": "2543036", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2543036"}, "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-416", "details": ["A flaw was found in the ZigBee ZCL protocol dissector in Wireshark. This issue occurs when malformed packets are decoded from a pcap file or the network, causing a use-after-free, resulting in a denial of service."], "mitigation": {"lang": "en:us", "value": "If the ZigBee ZCL protocol dissector is not being used, it can be disabled via the \"Enabled Protocols\" dialog box in the Wireshark GUI application. This will also disable the protocol dissector when using \"tshark\", the command line tool.\nSee the links below for instructions to disable a protocol in Wireshark, specifically the \"Control Protocol Dissection\" section and the \"disabled_protos\" configuration file option.\nhttps://www.wireshark.org/docs/wsug_html_chunked/ChCustProtocolDissectionSection.html\nhttps://www.wireshark.org/docs/wsug_html_chunked/ChAppFilesConfigurationSection.html"}, "name": "CVE-2026-95391", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-09-29T09:33:43Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-95391\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-95391\nhttps://gitlab.com/wireshark/wireshark/-/merge_requests/26096\nhttps://www.wireshark.org/security/wnpa-sec-2026-92.html"], "statement": "This issue will cause a crash in Wireshark with no other security impact. Also, this flaw can only be exploited when malformed packets from a pcap file or the network are processed. Due to these reasons, this vulnerability has been rated with a moderate severity.", "threat_severity": "Moderate"}

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