What’s Vulnerable › Vulnerabilities

CVE-2014-9654

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-04-24 · updated 2026-06-17
• Weakness: CWE-119

Description

The Regular Expressions package in International Components for Unicode (ICU) for C/C++ before 2014-12-03, as used in Google Chrome before 40.0.2214.91, calculates certain values without ensuring that they can be represented in a 24-bit field, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted string, a related issue to CVE-2014-7923.

Affected products

• Google Chrome: through 40.0.2214.85
• Icu-Project International Components For Unicode: before 55.1 — fixed in 55.1

How to fix

Upgrade to a fixed version: Icu-Project International Components For Unicode 55.1. Check the vendor advisory for mitigations.

References

• http://bugs.icu-project.org/trac/changeset/36801
• http://bugs.icu-project.org/trac/ticket/11371
• http://openwall.com/lists/oss-security/2015/02/05/15
• http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
• http://www.securitytracker.com/id/1035410
• https://chromium.googlesource.com/chromium/deps/icu/+/dd727641e190d60e4593bcb3a35c7f51eb4925c5
• https://code.google.com/p/chromium/issues/detail?id=432209
• https://security.gentoo.org/glsa/201503-06
• https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
• http://bugs.icu-project.org/trac/changeset/36801
• http://bugs.icu-project.org/trac/ticket/11371
• http://openwall.com/lists/oss-security/2015/02/05/15

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