# CVE-2016-1646

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.

- Page: https://www.vulneraibility.com/cve/CVE-2016-1646
- CVSS: 8.8
- Known exploited: yes, in CISA KEV since 2022-06-08; CISA due date 2022-06-22
- EPSS: 48.11% (percentile 98.9)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-01-29)
- Weakness: CWE-125
- Published: 2016-03-29

## Affected

- debian:debian_linux
- canonical:ubuntu_linux
- google:chrome
- suse:package_hub
- opensuse:leap
- opensuse:opensuse
- redhat:enterprise_linux_desktop
- redhat:enterprise_linux_eus
- redhat:enterprise_linux_server
- redhat:enterprise_linux_workstation

## References

- [advisory] http://rhn.redhat.com/errata/RHSA-2016-0525.html
- [advisory] http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00000.html
- [advisory] http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00039.html
- [other] http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.html
- [advisory] http://www.debian.org/security/2016/dsa-3531
- [other] https://codereview.chromium.org/1804963002/
- [other] http://www.securitytracker.com/id/1035423
- [advisory] http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.html
- [other] https://code.google.com/p/chromium/issues/detail?id=594574
- [advisory] http://www.ubuntu.com/usn/USN-2955-1
- [advisory] https://security.gentoo.org/glsa/201605-02
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-1646

---
Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.