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{"acknowledgement": "Red Hat would like to thank Mozilla project for reporting this issue.", "bugzilla": {"description": "Mozilla: Use-after-free and buffer overflow issues found using Address Sanitizer (MFSA 2012-105)", "id": "877942", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=877942"}, "csaw": false, "cvss": {"cvss_base_score": "6.8", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "status": "draft"}, "cwe": "(CWE-416|CWE-119)", "details": ["Use-after-free vulnerability in the BuildTextRunsScanner::BreakSink::SetBreaks function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors."], "name": "CVE-2012-4218", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "firefox", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2012-11-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-4218\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4218\nhttp://www.mozilla.org/security/announce/2012/mfsa2012-105.html"], "statement": "This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5 and 6", "threat_severity": "Critical"}