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{"affected_release": [{"advisory": "RHSA-2008:0090", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "icu-0:3.6-5.11.1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-01-25T00:00:00Z"}], "bugzilla": {"description": "libicu incomplete interval handling", "id": "429025", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=429025"}, "csaw": false, "details": ["Heap-based buffer overflow in the doInterval function in regexcmp.cpp in libicu in International Components for Unicode (ICU) 3.8.1 and earlier allows context-dependent attackers to cause a denial of service (memory consumption) and possibly have unspecified other impact via a regular expression that writes a large amount of data to the backtracking stack.  NOTE: some of these details are obtained from third party information."], "name": "CVE-2007-4771", "public_date": "2008-01-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2007-4771\nhttps://nvd.nist.gov/vuln/detail/CVE-2007-4771"], "threat_severity": "Important"}