A vim security update has been released for Fedora 34.

SECURITY: Fedora 33 Update: vim-8.2.3404-1.fc33

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Fedora Update Notification
FEDORA-2021-4a43cbe0b4
2021-09-15 18:19:40.096975
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Name : vim
Product : Fedora 33
Version : 8.2.3404
Release : 1.fc33
URL :   http://www.vim.org/
Summary : The VIM editor
Description :
VIM (VIsual editor iMproved) is an updated and improved version of the
vi editor. Vi was the first real screen-based editor for UNIX, and is
still very popular. VIM improves on vi by adding new features:
multiple windows, multi-level undo, block highlighting and more.

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Update Information:

Security fix for CVE-2021-3770
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ChangeLog:

* Mon Sep 6 2021 Zdenek Dohnal - 2:8.2.3404-1
- patchlevel 3404
* Wed Sep 1 2021 Zdenek Dohnal - 2:8.2.3391-1
- patchlevel 3391
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References:

[ 1 ] Bug #2001929 - CVE-2021-3770 vim: using retab with large value may lead to heap buffer overflow
  https://bugzilla.redhat.com/show_bug.cgi?id=2001929
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-4a43cbe0b4' 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