A mingw-python-pillow security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: mingw-python-pillow-8.1.2-3.fc34

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Fedora Update Notification
FEDORA-2021-3ec845dc0c
2021-08-02 01:02:57.308685
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Name : mingw-python-pillow
Product : Fedora 34
Version : 8.1.2
Release : 3.fc34
URL :   http://python-pillow.github.io/
Summary : MinGW Windows Python pillow library
Description :
MinGW Windows Python pillow library.

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Update Information:

Backport fix for CVE-2021-34552.
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ChangeLog:

* Sat Jul 24 2021 Sandro Mani - 8.1.2-3
- Backport fix for CVE-2021-34552
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References:

[ 1 ] Bug #1982379 - CVE-2021-34552 mingw-python-pillow: python-pillow: buffer overflow in Convert.c because it allow an attacker to pass controlled parameters directly into a convert function [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1982379
[ 2 ] Bug #1982380 - CVE-2021-34552 python-pillow: buffer overflow in Convert.c because it allow an attacker to pass controlled parameters directly into a convert function [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1982380
[ 3 ] Bug #1982381 - CVE-2021-34552 python2-pillow: python-pillow: buffer overflow in Convert.c because it allow an attacker to pass controlled parameters directly into a convert function [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=1982381
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-3ec845dc0c' 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