CVE-2014-9911

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-01-04 · updated 2026-06-17
Weakness: CWE-119

Description

Stack-based buffer overflow in the ures_getByKeyWithFallback function in common/uresbund.cpp in International Components for Unicode (ICU) before 54.1 for C/C++ allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted uloc_getDisplayName call.

Affected products

Icu-Project International Components For Unicode: before 54.1 — fixed in 54.1

How to fix

Upgrade to a fixed version: Icu-Project International Components For Unicode 54.1. Check the vendor advisory for mitigations.

References

http://bugs.icu-project.org/trac/changeset/35699
http://bugs.icu-project.org/trac/ticket/1089
http://www.openwall.com/lists/oss-security/2016/11/25/1
http://www.securityfocus.com/bid/94520
http://www.securitytracker.com/id/1037556
https://bugs.php.net/bug.php?id=67397
https://bugzilla.redhat.com/show_bug.cgi?id=1383569
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
http://bugs.icu-project.org/trac/changeset/35699
http://bugs.icu-project.org/trac/ticket/1089
http://www.openwall.com/lists/oss-security/2016/11/25/1
http://www.securityfocus.com/bid/94520

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