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{"acknowledgement": "Red Hat would like to thank X.Org security team for reporting this issue. Upstream acknowledges Pedro Ribeiro as the original reporter.", "affected_release": [{"advisory": "RHSA-2013:1426", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "xorg-x11-server-0:1.1.1-48.101.el5_10.1", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2013-10-15T00:00:00Z"}, {"advisory": "RHSA-2013:1426", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "xorg-x11-server-0:1.13.0-11.1.el6_4.2", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2013-10-15T00:00:00Z"}], "bugzilla": {"description": "xorg-x11-server: use-after-free flaw when handling ImageText requests", "id": "1014561", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1014561"}, "csaw": false, "cvss": {"cvss_base_score": "7.4", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-416", "details": ["Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.Org X11 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted ImageText request that triggers memory-allocation failure."], "name": "CVE-2013-4396", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "xorg-x11-server", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2013-10-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-4396\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4396"], "threat_severity": "Important"}