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    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.

    Published:Mar 24, 2016
    Last Modified:Apr 21, 2026
    EPS:Mar 29, 2016
    EPSS Score:0.66511
    CVSS Score:8.8

    CISA Notification

    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.

    Required Action:

    Apply updates per vendor instructions.

    Notes:

    No extra notes provided.

    Due Date
    Jun 22, 2022
    1542 days ago
    Alert Date
    Jun 8, 2022
    1556 days ago

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Google
    Product
    Chrome
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Eus
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation
    Vendor
    Redhat
    Product
    Rhel Extras
    Vendor
    Suse
    Product
    Package Hub

    Exploits

    https://code.google.com/p/chromium/issues/detail?id=594574https://code.google.com/p/chromium/issues/detail?id=594574

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2026-13476 (CVSS 7.3) — IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary co…
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    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High