[ASA-201812-10] webkit2gtk: arbitrary code execution

[Remi Gacogne]

Arch Linux Security Advisory ASA-201812-10
==========================================

Severity: Critical
Date    : 2018-12-14
CVE-ID  : CVE-2018-4437
Package : webkit2gtk
Type    : arbitrary code execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-834

Summary
=======

The package webkit2gtk before version 2.22.5-1 is vulnerable to
arbitrary code execution.

Resolution
==========

Upgrade to 2.22.5-1.

# pacman -Syu "webkit2gtk>=2.22.5-1"

The problem has been fixed upstream in version 2.22.5.

Workaround
==========

None.

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

Multiple memory corruption issues have been found in WebKitGTK+ before
2.22.5, where processing maliciously crafted web content may lead to
arbitrary code execution.

Impact
======

A remote attacker can execute arbitrary code via crafted web content.

References
==========

https://webkitgtk.org/security/WSA-2018-0009.html
https://webkitgtk.org/security/WSA-2018-0009.html#CVE-2018-4437
https://security.archlinux.org/CVE-2018-4437

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