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{"affected_release": [{"advisory": "RHSA-2020:4760", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "tcpdump-14:4.9.3-1.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2020-11-04T00:00:00Z"}], "bugzilla": {"description": "tcpdump: Access to uninitialized buffer in print_prefix() function in print-hncp.c", "id": "1760514", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1760514"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-665", "details": ["The HNCP parser in tcpdump before 4.9.3 has a buffer over-read in print-hncp.c:print_prefix().", "A flaw was found in tcpdump where an uninitialized buffer is accessed in tcpdump while printing HNCP packets captured in a pcap file or coming from the network. A remote attacker may abuse this flaw by sending specially crafted packets that, when printed, would trigger the flaw and crash the application. System availability is the highest threat from this vulnerability."], "name": "CVE-2018-16228", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "tcpdump", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "tcpdump", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "tcpdump", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2019-10-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-16228\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-16228"], "statement": "This issue does not affect the versions of tcpdump as shipped with Red Hat Enterprise Linux 7 as they already include the patch.", "threat_severity": "Low", "upstream_fix": "tcpdump 4.9.3"}