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{"bugzilla": {"description": "wireshark: Heap-based Buffer Overflow in Wireshark", "id": "2515189", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2515189"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.6", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "status": "draft"}, "cwe": "CWE-122", "details": ["TTX Logger file parser crash in 4.6.0 to 4.6.7 allows denial of service", "A flaw was found in the TTX Logger file parser in Wireshark. This issue occurs when malformed packets are decoded from a packet capture file, causing a heap-based buffer overflow, resulting in a denial of service."], "mitigation": {"lang": "en:us", "value": "To mitigate this vulnerability, do not open untrusted capture files."}, "name": "CVE-2026-19694", "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": "2026-08-13T08:04:39Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-19694\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-19694\nhttps://gitlab.com/wireshark/wireshark/-/work_items/21389\nhttps://www.wireshark.org/security/wnpa-sec-2026-68.html"], "statement": "This issue will cause a crash in Wireshark, with no evidence of arbitrary code execution. This vulnerability can only be exploited when a malformed packet capture file is processed. Due to these reasons, this flaw has been rated with a moderate severity.", "threat_severity": "Moderate"}

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