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This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61."}, {"lang": "es", "value": "Puede ocurrir un desbordamiento de b\u00fafer al renderizar contenido canvas al ajustar din\u00e1micamente la altura y anchura del elemento canvas, lo que provoca que los datos se escriban fuera de los l\u00edmites calculados actualmente. Esto resulta en un cierre inesperado potencialmente explotable. La vulnerabilidad afecta a Thunderbird en versiones anteriores a la 60 y la 52.9, Firefox ESR en versiones anteriores a la 60.1 y la 52.9 y Firefox en versiones anteriores a la 61."}], "id": "CVE-2018-12359", "lastModified": "2018-12-06T14:50:52.517", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-10-18T13:29:00.540", "references": [{"source": "security@mozilla.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/104555"}, {"source": "security@mozilla.org", "tags": ["VDB Entry", "Third Party Advisory"], "url": "http://www.securitytracker.com/id/1041193"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:2112"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:2113"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:2251"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:2252"}, {"source": "security@mozilla.org", "tags": ["Issue Tracking", "Vendor Advisory", "Permissions Required"], "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1459162"}, {"source": "security@mozilla.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/06/msg00014.html"}, {"source": "security@mozilla.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00013.html"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201810-01"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://security.gentoo.org/glsa/201811-13"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3705-1/"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://usn.ubuntu.com/3714-1/"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4235"}, {"source": "security@mozilla.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4244"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2018-15/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2018-16/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2018-17/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2018-18/"}, {"source": "security@mozilla.org", "tags": ["Vendor Advisory"], "url": "https://www.mozilla.org/security/advisories/mfsa2018-19/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Nils as the original reporter.", "affected_release": [{"advisory": "RHSA-2018:2112", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "firefox-0:60.1.0-5.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2018-06-28T00:00:00Z"}, {"advisory": "RHSA-2018:2251", "cpe": "cpe:/o:redhat:enterprise_linux:6", "impact": "important", "package": "thunderbird-0:52.9.1-1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2018-07-24T00:00:00Z"}, {"advisory": "RHSA-2018:2113", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "firefox-0:60.1.0-4.el7_5", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-06-28T00:00:00Z"}, {"advisory": "RHSA-2018:2252", "cpe": "cpe:/o:redhat:enterprise_linux:7", "impact": "important", "package": "thunderbird-0:52.9.1-1.el7_5", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-07-24T00:00:00Z"}], "bugzilla": {"description": "Mozilla: Buffer overflow using computed size of canvas element", "id": "1595024", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1595024"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-120", "details": ["A buffer overflow can occur when rendering canvas content while adjusting the height and width of the canvas element dynamically, causing data to be written outside of the currently computed boundaries. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61."], "name": "CVE-2018-12359", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "thunderbird", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-06-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-12359\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-12359\nhttps://www.mozilla.org/en-US/security/advisories/mfsa2018-16/#CVE-2018-12359"], "threat_severity": "Critical"}