CVE-2016-1646 (GCVE-0-2016-1646)

Vulnerability from cvelistv5 – Published: 2016-03-29 10:00 – Updated: 2025-10-21 23:55
VLAI CISA KEV
Summary
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.
Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Date Public
2016-03-24 00:00
CISA KEV
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 7f1f75f2-dac7-4a04-b18b-709c35ac4648

Vulnerability ID: CVE-2016-1646

Status: Confirmed

Status Updated: 2022-06-08 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2022-06-08
Asserted: 2022-06-08
Scope
Notes: KEV entry: Google Chromium V8 Out-of-Bounds Read Vulnerability | Affected: Google / Chromium V8 | Description: Google Chromium V8 Engine contains an out-of-bounds read vulnerability that allows a remote attacker to cause a denial of service or possibly have another unspecified impact via crafted JavaScript code. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera. | Required action: Apply updates per vendor instructions. | Due date: 2022-06-22 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2016-1646
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-119
Feed CISA Known Exploited Vulnerabilities Catalog
Product Chromium V8
Due Date 2022-06-22
Date Added 2022-06-08
Vendorproject Google
Vulnerabilityname Google Chromium V8 Out-of-Bounds Read Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 12:27 UTC | Updated: 2026-02-06 07:17 UTC
Show details on NVD website
To clipboard 

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\"http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.html\", \"name\": \"http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_24.html\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3531\", \"name\": \"DSA-3531\", \"refsource\": \"DEBIAN\"}, {\"url\": \"https://codereview.chromium.org/1804963002/\", \"name\": \"https://codereview.chromium.org/1804963002/\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://www.securitytracker.com/id/1035423\", \"name\": \"1035423\", \"refsource\": \"SECTRACK\"}, {\"url\": \"http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00001.html\", \"name\": \"openSUSE-SU-2016:0930\", \"refsource\": \"SUSE\"}, {\"url\": \"https://code.google.com/p/chromium/issues/detail?id=594574\", \"name\": \"https://code.google.com/p/chromium/issues/detail?id=594574\", \"refsource\": \"CONFIRM\"}, {\"url\": \"http://www.ubuntu.com/usn/USN-2955-1\", \"name\": \"USN-2955-1\", \"refsource\": \"UBUNTU\"}, {\"url\": \"https://security.gentoo.org/glsa/201605-02\", \"name\": \"GLSA-201605-02\", \"refsource\": \"GENTOO\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"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.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"n/a\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2016-1646\", \"STATE\": \"PUBLIC\", \"ASSIGNER\": \"security@google.com\"}}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2016-1646\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T23:55:54.355Z\", \"dateReserved\": \"2016-01-12T00:00:00.000Z\", \"assignerOrgId\": \"ebfee0ef-53dd-4cf3-9e2a-08a5bd7a7e28\", \"datePublished\": \"2016-03-29T10:00:00.000Z\", \"assignerShortName\": \"Chrome\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.