{"api_version":"1","generated_at":"2026-06-10T13:39:57+00:00","cve":"CVE-2014-8147","urls":{"html":"https://cve.report/CVE-2014-8147","api":"https://cve.report/api/cve/CVE-2014-8147.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2014-8147","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2014-8147"},"summary":{"title":"CVE-2014-8147","description":"The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text.","state":"PUBLISHED","assigner":"redhat","published_at":"2015-05-25 22:59:01","updated_at":"2026-05-06 22:30:45"},"problem_types":["CWE-189","n/a"],"metrics":[{"version":"2.0","source":"nvd@nist.gov","type":"Primary","score":"7.5","severity":"","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","data":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"}}],"references":[{"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E","name":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Pony Mail!","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/HT205213","name":"https://support.apple.com/HT205213","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"About the security content of watchOS 2 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/74457","name":"http://www.securityfocus.com/bid/74457","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"],"title":"ICU Project ICU4C Library Multiple Buffer Overflow Vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html","name":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List"],"title":"APPLE-SA-2015-09-30-3 OS X El Capitan 10.11","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://bugs.icu-project.org/trac/changeset/37080","name":"http://bugs.icu-project.org/trac/changeset/37080","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"],"title":"System dashboard - Unicode Consortium","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html","name":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"title":"Oracle Critical Patch Update - October 2015","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt","name":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit"],"title":"","mime":"text/plain","httpstatus":"404","archivestatus":"404"},{"url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html","name":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Oracle Solaris Third Party Bulletin - October 2015","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://security.gentoo.org/glsa/201507-04","name":"https://security.gentoo.org/glsa/201507-04","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"International Components for Unicode: Multiple vulnerabilities (GLSA 201507-04) — Gentoo Security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.kb.cert.org/vuls/id/602540","name":"http://www.kb.cert.org/vuls/id/602540","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","US Government Resource"],"title":"Vulnerability Note VU#602540 - ICU Project ICU4C library contains multiple overflow vulnerabilities","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","name":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":[],"title":"Oracle Critical Patch Update Advisory - April 2019","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://support.apple.com/HT205267","name":"https://support.apple.com/HT205267","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"About the security content of OS X El Capitan v10.11 - Apple Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.debian.org/security/2015/dsa-3323","name":"http://www.debian.org/security/2015/dsa-3323","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"],"title":"Debian -- Security Information -- DSA-3323-1 icu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://openwall.com/lists/oss-security/2015/05/05/6","name":"http://openwall.com/lists/oss-security/2015/05/05/6","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List"],"title":"oss-security - [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html","name":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List"],"title":"APPLE-SA-2015-09-21-1 watchOS 2","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://seclists.org/fulldisclosure/2015/May/14","name":"http://seclists.org/fulldisclosure/2015/May/14","refsource":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Mailing List","Third Party Advisory"],"title":"Full Disclosure: [CVE-2014-8146/8147] - ICU heap and integer overflows /\tI-C-U-FAIL","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@%3Ccommits.druid.apache.org%3E","name":"MLIST:[druid-commits] 20191115 [GitHub] [incubator-druid] ccaominh opened a new pull request #8878: Address security vulnerabilities","refsource":"MITRE","tags":[],"title":"Pony Mail!","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-8147","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-8147","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"n/a","product":"n/a","version":"affected n/a","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2014","cve_id":"8147","vulnerable":"1","versionEndIncluding":"10.10.4","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"mac_os_x","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2014","cve_id":"8147","vulnerable":"1","versionEndIncluding":"1.0.1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"apple","cpe5":"watchos","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2014","cve_id":"8147","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"icu-project","cpe5":"international_components_for_unicode","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"c\\/c\\+\\+","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"providerMetadata":{"dateUpdated":"2024-08-06T13:10:50.886Z","orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE"},"references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt"},{"name":"APPLE-SA-2015-09-30-3","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"],"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"},{"name":"GLSA-201507-04","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/201507-04"},{"name":"VU#602540","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred"],"url":"http://www.kb.cert.org/vuls/id/602540"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/HT205267"},{"name":"20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"],"url":"http://seclists.org/fulldisclosure/2015/May/14"},{"name":"APPLE-SA-2015-09-21-1","tags":["vendor-advisory","x_refsource_APPLE","x_transferred"],"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html"},{"name":"[oss-security] 20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://openwall.com/lists/oss-security/2015/05/05/6"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://support.apple.com/HT205213"},{"name":"74457","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/74457"},{"name":"DSA-3323","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"],"url":"http://www.debian.org/security/2015/dsa-3323"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://bugs.icu-project.org/trac/changeset/37080"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"},{"name":"[druid-commits] 20191115 [GitHub] [incubator-druid] ccaominh opened a new pull request #8878: Address security vulnerabilities","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E"}],"title":"CVE Program Container"}],"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"datePublic":"2015-05-04T00:00:00.000Z","descriptions":[{"lang":"en","value":"The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2019-11-16T01:06:52.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"tags":["x_refsource_MISC"],"url":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt"},{"name":"APPLE-SA-2015-09-30-3","tags":["vendor-advisory","x_refsource_APPLE"],"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"},{"name":"GLSA-201507-04","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/201507-04"},{"name":"VU#602540","tags":["third-party-advisory","x_refsource_CERT-VN"],"url":"http://www.kb.cert.org/vuls/id/602540"},{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/HT205267"},{"name":"20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","tags":["mailing-list","x_refsource_FULLDISC"],"url":"http://seclists.org/fulldisclosure/2015/May/14"},{"name":"APPLE-SA-2015-09-21-1","tags":["vendor-advisory","x_refsource_APPLE"],"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html"},{"name":"[oss-security] 20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","tags":["mailing-list","x_refsource_MLIST"],"url":"http://openwall.com/lists/oss-security/2015/05/05/6"},{"tags":["x_refsource_CONFIRM"],"url":"https://support.apple.com/HT205213"},{"name":"74457","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/74457"},{"name":"DSA-3323","tags":["vendor-advisory","x_refsource_DEBIAN"],"url":"http://www.debian.org/security/2015/dsa-3323"},{"tags":["x_refsource_CONFIRM"],"url":"http://bugs.icu-project.org/trac/changeset/37080"},{"tags":["x_refsource_CONFIRM"],"url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"},{"tags":["x_refsource_MISC"],"url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"},{"name":"[druid-commits] 20191115 [GitHub] [incubator-druid] ccaominh opened a new pull request #8878: Address security vulnerabilities","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secalert@redhat.com","ID":"CVE-2014-8147","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt","refsource":"MISC","url":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt"},{"name":"APPLE-SA-2015-09-30-3","refsource":"APPLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html"},{"name":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"},{"name":"GLSA-201507-04","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/201507-04"},{"name":"VU#602540","refsource":"CERT-VN","url":"http://www.kb.cert.org/vuls/id/602540"},{"name":"https://support.apple.com/HT205267","refsource":"CONFIRM","url":"https://support.apple.com/HT205267"},{"name":"20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","refsource":"FULLDISC","url":"http://seclists.org/fulldisclosure/2015/May/14"},{"name":"APPLE-SA-2015-09-21-1","refsource":"APPLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html"},{"name":"[oss-security] 20150505 [CVE-2014-8146/8147] - ICU heap and integer overflows / I-C-U-FAIL","refsource":"MLIST","url":"http://openwall.com/lists/oss-security/2015/05/05/6"},{"name":"https://support.apple.com/HT205213","refsource":"CONFIRM","url":"https://support.apple.com/HT205213"},{"name":"74457","refsource":"BID","url":"http://www.securityfocus.com/bid/74457"},{"name":"DSA-3323","refsource":"DEBIAN","url":"http://www.debian.org/security/2015/dsa-3323"},{"name":"http://bugs.icu-project.org/trac/changeset/37080","refsource":"CONFIRM","url":"http://bugs.icu-project.org/trac/changeset/37080"},{"name":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html","refsource":"CONFIRM","url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"},{"name":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html","refsource":"MISC","url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"},{"name":"[druid-commits] 20191115 [GitHub] [incubator-druid] ccaominh opened a new pull request #8878: Address security vulnerabilities","refsource":"MLIST","url":"https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@%3Ccommits.druid.apache.org%3E"}]}}}},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2014-8147","datePublished":"2015-05-25T22:00:00.000Z","dateReserved":"2014-10-10T00:00:00.000Z","dateUpdated":"2024-08-06T13:10:50.886Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"},"nvd":{"publishedDate":"2015-05-25 22:59:01","lastModifiedDate":"2026-05-06 22:30:45","problem_types":["CWE-189","n/a"],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*","versionEndIncluding":"10.10.4","matchCriteriaId":"7883E465-932D-4C11-AA54-97E44181F906"},{"vulnerable":true,"criteria":"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.1","matchCriteriaId":"CCBD0D8B-CD44-4B09-834F-F640546DFED4"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:icu-project:international_components_for_unicode:*:*:*:*:*:c\\/c\\+\\+:*:*","versionEndExcluding":"55.1","matchCriteriaId":"A889134B-A584-4570-97DB-83FD217BC601"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2014","CveId":"8147","Ordinal":"1","Title":"CVE-2014-8147","CVE":"CVE-2014-8147","Year":"2014"},"notes":[{"CveYear":"2014","CveId":"8147","Ordinal":"1","NoteData":"The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 uses an integer data type that is inconsistent with a header file, which allows remote attackers to cause a denial of service (incorrect malloc followed by invalid free) or possibly execute arbitrary code via crafted text.","Type":"Description","Title":"CVE-2014-8147"},{"CveYear":"2014","CveId":"8147","Ordinal":"2","NoteData":"2015-05-25","Type":"Other","Title":"Published"},{"CveYear":"2014","CveId":"8147","Ordinal":"3","NoteData":"2019-11-15","Type":"Other","Title":"Modified"}]}}}