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Date: Mon, 30 Nov 2020 19:04:24 +0100
From: Carlos Alberto Lopez Perez <>
Subject: WebKitGTK and WPE WebKit Security Advisory WSA-2020-0009

WebKitGTK and WPE WebKit Security Advisory                 WSA-2020-0009

Date reported           : November 30, 2020
Advisory ID             : WSA-2020-0009
WebKitGTK Advisory URL  :
WPE WebKit Advisory URL :
CVE identifiers         : CVE-2020-13543.

Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.

    Versions affected: WebKitGTK before 2.30.3 and WPE WebKit before 2.30.3.
    Credit to Marcin 'Icewall' Noga of Cisco Talos.
    Impact: Processing maliciously crafted web content may lead to
    arbitrary code execution. Description: An use after free issue was
    addressed with improved memory management.

We recommend updating to the latest stable versions of WebKitGTK and WPE
WebKit. It is the best way to ensure that you are running safe versions
of WebKit. Please check our websites for information about the latest
stable releases.

Further information about WebKitGTK and WPE WebKit security advisories
can be found at: or

The WebKitGTK and WPE WebKit team,
November 30, 2020

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