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Message-ID: <88f013a4-5478-f698-eebd-7dc0f4aaa216@igalia.com>
Date: Mon, 23 Nov 2020 17:50:25 +0100
From: Carlos Alberto Lopez Perez <clopez@...lia.com>
To: webkit-gtk@...ts.webkit.org, webkit-wpe@...ts.webkit.org
Cc: security@...kit.org, distributor-list@...me.org,
oss-security@...ts.openwall.com, bugtraq@...urityfocus.com
Subject: WebKitGTK and WPE WebKit Security Advisory WSA-2020-0008
------------------------------------------------------------------------
WebKitGTK and WPE WebKit Security Advisory WSA-2020-0008
------------------------------------------------------------------------
Date reported : November 23, 2020
Advisory ID : WSA-2020-0008
WebKitGTK Advisory URL : https://webkitgtk.org/security/WSA-2020-0008.html
WPE WebKit Advisory URL : https://wpewebkit.org/security/WSA-2020-0008.html
CVE identifiers : CVE-2020-13584, CVE-2020-9948, CVE-2020-9951,
CVE-2020-9952, CVE-2020-9983.
Several vulnerabilities were discovered in WebKitGTK and WPE WebKit.
CVE-2020-13584
Versions affected: WebKitGTK before 2.30.3 and WPE WebKit before 2.30.3.
Credit to Cisco.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: An use after free issue was
addressed with improved memory management.
CVE-2020-9948
Versions affected: WebKitGTK before 2.30.0 and WPE WebKit before 2.30.0.
Credit to Brendan Draper (@6r3nd4n) working with Trend Micro Zero
Day Initiative.
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution. Description: A type confusion issue was
addressed with improved memory handling.
CVE-2020-9951
Versions affected: WebKitGTK before 2.30.0 and WPE WebKit before 2.30.0.
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.
CVE-2020-9952
Versions affected: WebKitGTK before 2.28.3 and WPE WebKit before 2.28.3.
Credit to Ryan Pickren (ryanpickren.com).
Impact: Processing maliciously crafted web content may lead to a
cross site scripting attack. Description: An input validation issue
was addressed with improved input validation.
CVE-2020-9983
Versions affected: WebKitGTK before 2.30.3 and WPE WebKit before 2.30.3.
Credit to zhunki.
Impact: Processing maliciously crafted web content may lead to code
execution. Description: An out-of-bounds write issue was addressed
with improved bounds checking.
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: https://webkitgtk.org/security.html or
https://wpewebkit.org/security/.
The WebKitGTK and WPE WebKit team,
November 23, 2020
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