A webkit2gtk3 security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: webkit2gtk3-2.32.3-1.fc33

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Fedora Update Notification
FEDORA-2021-3de956ceee
2021-08-08 01:07:29.694071
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Name : webkit2gtk3
Product : Fedora 33
Version : 2.32.3
Release : 1.fc33
URL :   https://www.webkitgtk.org/
Summary : GTK Web content engine library
Description :
WebKitGTK is the port of the portable web rendering engine WebKit to the
GTK platform.

This package contains WebKit2 based WebKitGTK for GTK 3.

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Update Information:

Update to WebKitGTK 2.32.3. WebKitGTK 2.32.2 changes: * Improve calculation
of initial WebKitWebView size. * Fix kinetic scrolling on touchpad with async
scrolling off. * Fix a crash on empty drag operation in X11. * Fix rendering
on HiDPI 4k screen and scaling. * Handle null native surface for surfaceless
rendering. * Fix several crashes and rendering issues. * Security fixes:
CVE-2021-30758 WebKitGTK 2.32.3 changes: * Properly set the cookies settings
after a network process crash. * Fix accessibility tree after a cross site
navigation with PSON enabled. * Ensure WebKitScriptWorld::window-object-cleared
signal is always emitted. * Fix several crashes and rendering issues. *
Security fixes: CVE-2021-21775, CVE-2021-21779, CVE-2021-30663, CVE-2021-30665,
CVE-2021-30689, CVE-2021-30720, CVE-2021-30734, CVE-2021-30744, CVE-2021-30749,
CVE-2021-30758, CVE-2021-30795, CVE-2021-30797, CVE-2021-30799
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ChangeLog:

* Fri Jul 23 2021 Michael Catanzaro - 2.32.3-1
- Update to 2.32.3
* Tue Jul 13 2021 Michael Catanzaro - 2.32.2-1
- Update to 2.32.2
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References:

[ 1 ] Bug #1986864 - CVE-2021-21775 webkit2gtk3: webkitgtk: A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of WebKit. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986864
[ 2 ] Bug #1986867 - CVE-2021-21779 webkit2gtk3: webkitgtk: A use-after-free vulnerability exists in the way that WebKit GraphicsContext handles certain events. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986867
[ 3 ] Bug #1986873 - CVE-2021-30663 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986873
[ 4 ] Bug #1986876 - CVE-2021-30665 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986876
[ 5 ] Bug #1986882 - CVE-2021-30689 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to universal cross site scripting. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986882
[ 6 ] Bug #1986884 - CVE-2021-30720 webkit2gtk3: webkitgtk: A malicious website may be able to access restricted ports on arbitrary servers. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986884
[ 7 ] Bug #1986887 - CVE-2021-30734 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986887
[ 8 ] Bug #1986889 - CVE-2021-30744 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to universal cross site scripting. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986889
[ 9 ] Bug #1986891 - CVE-2021-30749 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986891
[ 10 ] Bug #1986893 - CVE-2021-30758 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986893
[ 11 ] Bug #1986901 - CVE-2021-30795 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986901
[ 12 ] Bug #1986904 - CVE-2021-30797 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to code execution [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986904
[ 13 ] Bug #1986908 - CVE-2021-30799 webkit2gtk3: webkitgtk: Processing maliciously crafted web content may lead to arbitrary code execution. [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1986908
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-3de956ceee' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys