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CVE-2016-5142

Date: August 7, 2016

The Web Cryptography API (aka WebCrypto) implementation in Blink, as used in Google Chrome before 52.0.2743.116, does not properly copy data buffers, which allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted JavaScript code, related to NormalizeAlgorithm.cpp and SubtleCrypto.cpp.

Severity Score

Related Resources (14)

https://people.canonical.com/~ubuntu-security/cve/CVE-2016-5142
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KMX62M7UNRLWO4FEQ6YIMPMTKXXJV6A/
https://nvd.nist.gov/vuln/detail/CVE-2016-5142
http://www.securityfocus.com/bid/92276
http://www.debian.org/security/2016/dsa-3645
http://googlechromereleases.blogspot.com/2016/08/stable-channel-update-for-desktop.html
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00006.html
http://www.securitytracker.com/id/1036547
https://security.gentoo.org/glsa/201610-09
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00005.html
http://rhn.redhat.com/errata/RHSA-2016-1580.html
https://crbug.com/626948
https://codereview.chromium.org/2141843002/
https://www.mend.io/vulnerability-database/CVE-2016-5142

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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