{"cve":"CVE-2014-8146","nvd":{"published":"2015-05-25T22:59:00.067","modified":"2026-06-17T00:16:22.510","status":"Modified","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 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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://bugs.icu-project.org/trac/changeset/37162","http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html","http://lists.apple.com/archives/security-announce/2015/Sep/msg00003.html","http://lists.apple.com/archives/security-announce/2015/Sep/msg00005.html","http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html"],"products":["apple:iphone_os","apple:itunes","apple:mac_os_x","apple:watchos","icu-project:international_components_for_unicode"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2014-8146","score":0.24739,"percentile":0.97899,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}