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Vulnerability record · CVE-2016-7415 · published 17 September 2016

CVE-2016-7415: Icu-project international components for unicode memory buffer overflow vulnerability

Icu Project · International Components For Unicode

Stack-based buffer overflow in the Locale class in common/locid.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a long locale string.

9.8 CVSS 3.0 Critical EPSS 5.8% · top 7.1% CWE-119 · Memory buffer overflow
9.8CVSS 3.0 base score, v2 7.5
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Stack-based buffer overflow in the Locale class in common/locid.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a long locale string.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.openwall.com/lists/oss-security/2016/09/15/10 Mailing ListRelease NotesThird Party Advisory
http://www.securityfocus.com/bid/93022 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=73007 ExploitThird Party Advisory
https://security.gentoo.org/glsa/201701-58 Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
https://www.tenable.com/security/tns-2016-19 Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/15/10 Mailing ListRelease NotesThird Party Advisory
http://www.securityfocus.com/bid/93022 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=73007 ExploitThird Party Advisory
https://security.gentoo.org/glsa/201701-58 Third Party Advisory
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
https://www.tenable.com/security/tns-2016-19 Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2015-5922Apple mac os x vulnerabilityUnspecified vulnerability in International Components for Unicode (ICU) before 53.1.0, as used in Apple OS X before 10.11 and watchOS before 2, has u…EPSS 3.0%9.8CVE-2018-18928Icu-project international components for unicode integer overflow vulnerabilityInternational Components for Unicode (ICU) for C/C++ 63.1 has an integer overflow in number::impl::DecimalQuantity::toScientificString() in i18n/numb…EPSS 2.9%9.8CVE-2017-17484Icu-project international components for unicode memory buffer overflow vulnerabilityThe ucnv_UTF8FromUTF8 function in ucnv_u8.cpp in International Components for Unicode (ICU) for C/C++ through 60.1 mishandles ucnv_convertEx calls fo…EPSS 4.6%9.8CVE-2017-14952Icu-project international components for unicode double free vulnerabilityDouble free in i18n/zonemeta.cpp in International Components for Unicode (ICU) for C/C++ through 59.1 allows remote attackers to execute arbitrary co…EPSS 5.1%9.8CVE-2014-9654Google chrome memory buffer overflow vulnerabilityThe Regular Expressions package in International Components for Unicode (ICU) for C/C++ before 2014-12-03, as used in Google Chrome before 40.0.2214.…EPSS 2.4%9.8CVE-2014-9911Icu-project international components for unicode memory buffer overflow vulnerabilityStack-based buffer overflow in the ures_getByKeyWithFallback function in common/uresbund.cpp in International Components for Unicode (ICU) before 54.…EPSS 5.5%9.8CVE-2016-6293Icu-project international components for unicode memory buffer overflow vulnerabilityThe uloc_acceptLanguageFromHTTP function in common/uloc.cpp in International Components for Unicode (ICU) through 57.1 for C/C++ does not ensure that…EPSS 5.0%9.3CVE-2007-4771Icu-project international components for unicode vulnerabilityHeap-based buffer overflow in the doInterval function in regexcmp.cpp in libicu in International Components for Unicode (ICU) 3.8.1 and earlier allow…EPSS 2.5%

Source: NIST National Vulnerability Database (record CVE-2016-7415), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.