CVE-2014-7940

high
Published 2015-01-22 · Modified 2026-05-06
CVSS v3
CVSS v2
7.5
VIR risk
7.5

Description

The collator implementation in i18n/ucol.cpp in International Components for Unicode (ICU) 52 through SVN revision 293126, as used in Google Chrome before 40.0.2214.91, does not initialize memory for a data structure, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted character sequence.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2014-7940

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed52.1-7.1
debian debianbullseyefixed52.1-7.1
debian debianforkyfixed52.1-7.1
debian debiansidfixed52.1-7.1
debian debiantrixiefixed52.1-7.1

Application impact

VendorProductVersionsFixed
gcp googlechrome{"endIncluding":"40.0.2214.85"}
icu-projectinternational_components_for_unicode{"endIncluding":"52.1"}

References

CWEs

CWE-399

Verify integrity in audit chain (admin only). AS-IS.