CVE-2016-1646
Last modified
CVE-2016-1646 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. CISA has confirmed active exploitation in the wild. EPSS estimates a 48.11% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitation Status
This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by .
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 15.10 |
| Canonical | Ubuntu Linux | 16.04 |
| Chrome | < 49.0.2623.108 | |
| Suse | Package Hub | All versions |
| Opensuse | Leap | 42.1 |
| Opensuse | Opensuse | 13.1 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Eus | 6.7 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
References
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.htmlRelease Notes, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00000.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00039.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0525.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3531Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1035423Broken Link, Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2955-1Third Party Advisory
- https://code.google.com/p/chromium/issues/detail?id=594574Exploit, Issue Tracking, Mailing List
- https://security.gentoo.org/glsa/201605-02Third Party Advisory
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.htmlRelease Notes, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00000.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00039.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0525.htmlThird Party Advisory
- http://www.debian.org/security/2016/dsa-3531Mailing List, Third Party Advisory
- http://www.securitytracker.com/id/1035423Broken Link, Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/USN-2955-1Third Party Advisory
- https://code.google.com/p/chromium/issues/detail?id=594574Exploit, Issue Tracking, Mailing List
- https://security.gentoo.org/glsa/201605-02Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-1646US Government Resource
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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