CVE-2016-1784

Publication date 24 March 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The History implementation in WebKit in Apple iOS before 9.3, Safari before 9.1, and tvOS before 9.2 allows remote attackers to cause a denial of service (resource consumption and application crash) via a crafted web site.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
qtwebkit-opensource-src	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Ignored end of standard support
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release
qtwebkit-source	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Ignored end of standard support
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
webkit	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	15.10 wily	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
webkit2gtk	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release
webkitgtk	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Ignored end of standard support
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

jdstrand

webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8

Severity score breakdown

CVSS version: CVSS v3.0

Base score 6.5 · Medium

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	6.5 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H