Track vulnerabilities like this one. Sign up free to get alerted when software you use is affected.
7.5

Chrome before 40.0.2214.91 may crash from malicious JavaScript

CVE-2014-7927 · published 11 years ago
Summary

Versions of Google Chrome older than 40.0.2214.91 contain a coding mistake that can mishandle numbers in web pages. An attacker can send specially crafted JavaScript that corrupts memory, leading to a crash or other unintended behavior. Updating Chrome to the latest version removes the problem.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
google chrome <= 40.0.2214.85
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
Original advisory text
The SimplifiedLowering::DoLoadBuffer function in compiler/simplified-lowering.cc in Google V8, as used in Google Chrome before 40.0.2214.91, does not properly choose an integer data type, which all...
The SimplifiedLowering::DoLoadBuffer function in compiler/simplified-lowering.cc in Google V8, as used in Google Chrome before 40.0.2214.91, does not properly choose an integer data type, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via crafted JavaScript code.
References
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker partial control (estimated)
Severity
7.5 High
Exploitation
4% chance of attack within 30 days
Type
CWE-189Numeric Errors
Timeline
Published22 Jan 2015
Updated25 Oct 2026
First seen29 Sep 2026
Sources
CVE-2014-7927 · NVD
Track software like this
Free during beta