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{"acknowledgement": "Red Hat would like to thank ISC for reporting this issue.", "bugzilla": {"description": "bind: A specially crafted packet can cause named to leak memory", "id": "1679299", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1679299"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-400", "details": ["A failure to free memory can occur when processing messages having a specific combination of EDNS options. Versions affected are: BIND 9.10.7 -> 9.10.8-P1, 9.11.3 -> 9.11.5-P1, 9.12.0 -> 9.12.3-P1, and versions 9.10.7-S1 -> 9.11.5-S3 of BIND 9 Supported Preview Edition. Versions 9.13.0 -> 9.13.6 of the 9.13 development branch are also affected.", "A flaw was found in the way bind failed to free memory when processing certain messages. An attacker could use this flaw to cause a denial of service via memory exhaustion, by send specially crafted messages with Extension mechanisms for DNS (EDNS) options."], "name": "CVE-2018-5744", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "bind97", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "bind", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2019-02-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-5744\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-5744\nhttps://kb.isc.org/docs/cve-2018-5744"], "statement": "Versions of bind package shipped with Red Hat Enterprise Linux 5, 6, and 7 did not ship the vulnerable code and therefore are not affected by this flaw. For more details please refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1679299#c7", "threat_severity": "Important", "upstream_fix": "bind 9.11.5-P4, bind 9.12.3-P4"}