CVE-2016-5142

Publication date 7 August 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
chromium-browser	16.10 yakkety	Fixed 53.0.2785.143-0ubuntu1.1307
	16.04 LTS xenial	Fixed 52.0.2743.116-0ubuntu0.16.04.1.1250
	14.04 LTS trusty	Fixed 52.0.2743.116-0ubuntu0.14.04.1.1134
	12.04 LTS precise	Ignored
oxide-qt	16.10 yakkety	Fixed 1.16.7-0ubuntu1
	16.04 LTS xenial	Fixed 1.17.7-0ubuntu0.16.04.1
	14.04 LTS trusty	Fixed 1.17.7-0ubuntu0.14.04.1
	12.04 LTS precise	Not in release

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3058-1
Oxide vulnerabilities
14 September 2016