{"id":"CVE-2014-8146","details":"The resolveImplicitLevels function in common/ubidi.c in the Unicode Bidirectional Algorithm implementation in ICU4C in International Components for Unicode (ICU) before 55.1 does not properly track directionally isolated pieces of text, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly execute arbitrary code via crafted text.","modified":"2026-04-16T06:18:59.166328529Z","published":"2015-05-25T22:59:00Z","related":["SUSE-SU-2015:1915-1","SUSE-SU-2016:0324-1","SUSE-SU-2017:2318-1","SUSE-SU-2018:1401-1","SUSE-SU-2018:1401-2","openSUSE-SU-2024:10006-1"],"references":[{"type":"ADVISORY","url":"http://bugs.icu-project.org/trac/changeset/37162"},{"type":"ADVISORY","url":"http://seclists.org/fulldisclosure/2015/May/14"},{"type":"ADVISORY","url":"http://www.debian.org/security/2015/dsa-3323"},{"type":"ADVISORY","url":"http://www.kb.cert.org/vuls/id/602540"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/74457"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201507-04"},{"type":"ADVISORY","url":"https://support.apple.com/HT205212"},{"type":"ADVISORY","url":"https://support.apple.com/HT205213"},{"type":"ADVISORY","url":"https://support.apple.com/HT205221"},{"type":"ADVISORY","url":"https://support.apple.com/HT205267"},{"type":"ADVISORY","url":"https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html"},{"type":"ARTICLE","url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html"},{"type":"ARTICLE","url":"http://openwall.com/lists/oss-security/2015/05/05/6"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2015/May/14"},{"type":"EVIDENCE","url":"http://seclists.org/fulldisclosure/2015/May/14"},{"type":"EVIDENCE","url":"https://raw.githubusercontent.com/pedrib/PoC/master/generic/i-c-u-fail.txt"},{"type":"FIX","url":"http://www.oracle.com/technetwork/topics/security/cpuoct2015-2367953.html"},{"type":"REPORT","url":"http://bugs.icu-project.org/trac/changeset/37162"},{"type":"WEB","url":"http://www.kb.cert.org/vuls/id/602540"}],"schema_version":"1.7.5"}