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{"affected_release": [{"advisory": "RHSA-2015:1708", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "libXfont-0:1.4.5-5.el6_7", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-09-03T00:00:00Z"}, {"advisory": "RHSA-2015:1708", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "libXfont-0:1.4.7-3.el7_1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-09-03T00:00:00Z"}], "bugzilla": {"description": "libXfont: crash on invalid read in bdfReadCharacters", "id": "1203718", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1203718"}, "csaw": false, "cvss": {"cvss_base_score": "1.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:N/I:N/A:P", "status": "verified"}, "cwe": "CWE-252->CWE-391->CWE-476", "details": ["The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly handle character bitmaps it cannot read, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a crafted BDF font file.", "A NULL pointer dereference flaw was discovered in the way libXfont processed certain Glyph Bitmap Distribution Format (BDF) fonts. A malicious, local user could use this flaw to crash the X.Org server."], "name": "CVE-2015-1803", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Affected", "package_name": "libXfont", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2015-03-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-1803\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-1803\nhttp://www.x.org/wiki/Development/Security/Advisory-2015-03-17/"], "threat_severity": "Low", "upstream_fix": "libXfont 1.5.1, libXfont 1.4.9"}