[ASA-201805-9] webkit2gtk: arbitrary code execution

[Remi Gacogne]

Arch Linux Security Advisory ASA-201805-9
=========================================

Severity: Critical
Date    : 2018-05-13
CVE-ID  : CVE-2018-4200
Package : webkit2gtk
Type    : arbitrary code execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-692

Summary
=======

The package webkit2gtk before version 2.20.2-1 is vulnerable to
arbitrary code execution.

Resolution
==========

Upgrade to 2.20.2-1.

# pacman -Syu "webkit2gtk>=2.20.2-1"

The problem has been fixed upstream in version 2.20.2.

Workaround
==========

None.

Description
===========

A memory corruption issue has been found in webkitgtk < 2.20.2, where
processing maliciously crafted web content may lead to arbitrary code
execution.

Impact
======

A remote attacker can execute arbitrary code on the affected host via a
specially crafted web content.

References
==========

https://webkitgtk.org/security/WSA-2018-0004.html#CVE-2018-4200
https://security.archlinux.org/CVE-2018-4200

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