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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gnome:pango:1.28.3:*:*:*:*:*:*:*", "matchCriteriaId": "956EB013-290A-446A-9A88-FE3F73EBD0CE", "vulnerable": true}, {"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*", "matchCriteriaId": "14E6A30E-7577-4569-9309-53A0AF7FE3AC", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The hb_buffer_ensure function in hb-buffer.c in HarfBuzz, as used in Pango 1.28.3, Firefox, and other products, does not verify that memory reallocations succeed, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via crafted OpenType font data that triggers use of an incorrect index."}, {"lang": "es", "value": "La funci\u00f3n hb_buffer_ensure en hb-buffer.c de HarfBuzz, como el usuado en Pango v1.28.3,Firefox otros productos, no verifica que las reasignaciones de memoria sean 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{"acknowledgement": "Red Hat would like to thank Mozilla Security Team for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0309", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "pango-0:1.28.1-3.el6_0.5", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-03-01T00:00:00Z"}], "bugzilla": {"description": "pango: missing memory reallocation failure checking in hb_buffer_ensure", "id": "678563", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=678563"}, "csaw": false, "cvss": {"cvss_base_score": "6.8", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "status": "verified"}, "details": ["The hb_buffer_ensure function in hb-buffer.c in HarfBuzz, as used in Pango 1.28.3, Firefox, and other products, does not verify that memory reallocations succeed, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via crafted OpenType font data that triggers use of an incorrect index."], "name": "CVE-2011-0064", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:3", "fix_state": "Not affected", "package_name": "pango", "product_name": "Red Hat Enterprise Linux 3"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "evolution28-pango", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "pango", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "pango", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-03-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-0064\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-0064"], "statement": "This issue did not affect the versions of qt shipped with Red Hat Enterprise Linux 4, 5 and 6.", "threat_severity": "Critical"}