CVE-2016-1646

Known Exploited Public Exploit

Description

The Array.prototype.concat implementation in builtins.cc in Google V8, as used in Google Chrome before 49.0.2623.108, does not properly consider element data types, which allows remote attackers to cause a denial of service (out-of-bounds read) or possibly have unspecified other impact via crafted JavaScript code.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 71.87% Top 5%
KEV Since 
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory blogspot.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2016-0525.html third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00000.html mailing list third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00039.html mailing list third party advisory vendor advisory
http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.html release notes vendor advisory
http://www.debian.org/security/2016/dsa-3531 mailing list third party advisory vendor advisory
https://codereview.chromium.org/1804963002/ patch
http://www.securitytracker.com/id/1035423 vdb entry third party advisory broken link
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.html mailing list third party advisory vendor advisory
https://code.google.com/p/chromium/issues/detail?id=594574 issue tracking mailing list exploit
http://www.ubuntu.com/usn/USN-2955-1 third party advisory vendor advisory
https://security.gentoo.org/glsa/201605-02 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-1646?
CVE-2016-1646 has been scored as a high severity vulnerability.
How to fix CVE-2016-1646?
To fix CVE-2016-1646, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-1646 being actively exploited in the wild?
It is confirmed that CVE-2016-1646 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~72% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.