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Fencer Intel
critical 9.8

CVE-2014-9911 json

Stack-based buffer overflow in the ures_getByKeyWithFallback function in common/uresbund.cpp in International Components for Unicode (ICU)…

published 2017-01-04 9 y ago modified 2026-06-17 4 mo ago also EUVD-2014-9716

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.6%
EPSS 5.6% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • icu-project international_components_for_unicode 54.1
  • icu Debian 14, Debian 13, Debian 12 55.1-3

debian advisories DEBIAN-CVE-2014-9911

  • icu Ubuntu 14.04 LTS 52.1-3ubuntu0.5

ubuntu advisories UBUNTU-CVE-2014-9911

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • icu SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 4.0-47.3.2
  • icu SLES for SAP 11 SP4, SLES 11 SP4, SLE Software Development Kit 11 SP4 4.0-43.1

suse advisories SUSE-RU-2018:0028-1SUSE-SU-2017:0256-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9911 updated cvss 8.4

icu: stack-based buffer overflow in uloc_getDisplayName

  • Red Hat Directory Server 8 icu Red Hat Enterprise Linux 5 icu Red Hat Enterprise Linux 6 icu, libicu Red Hat Enterprise Linux 7 icu, libicu Red Hat OpenShift Enterprise 2 icu
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.56% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.