Out-of-bounds Read in Google Chrome
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…
Vulnerability class: Buffer Overflow
EPSS: 0.481 (98.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Google Chrome
- Canonical Ubuntu_linux — versions 14.04, 15.10, 16.04
- Debian Debian_linux — versions 8.0, 9.0
- Opensuse Leap — versions 42.1
- Opensuse — versions 13.1
- Redhat Enterprise_linux_desktop — versions 6.0
- Redhat Enterprise_linux_eus — versions 6.7
- Redhat Enterprise_linux_server — versions 6.0
- Redhat Enterprise_linux_workstation — versions 6.0
- Suse Package_hub
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- chrome-cve-admin@google.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- chrome-cve-admin@google.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- chrome-cve-admin@google.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_DEBIAN)
- chrome-cve-admin@google.com (x_refsource_CONFIRM, Patch)
- chrome-cve-admin@google.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
- chrome-cve-admin@google.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (x_refsource_CONFIRM, Exploit, Mailing List, Issue Tracking)
- chrome-cve-admin@google.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-1646?
- CVE-2016-1646 is a high-severity vulnerability in Google Chrome, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2016-03-29.
- How severe is CVE-2016-1646?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2016-1646 known to be exploited?
- Yes. CVE-2016-1646 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-06-08), indicating it is being actively exploited. 10 public proof-of-concept repositories are indexed.