A libdxfrw security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: libdxfrw-1.0.1-3.fc34

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Fedora Update Notification
FEDORA-2022-08d7ee21f7
2022-02-12 01:14:11.929405
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Name : libdxfrw
Product : Fedora 34
Version : 1.0.1
Release : 3.fc34
URL :   https://github.com/LibreCAD/libdxfrw
Summary : Library to read/write DXF files
Description :
libdxfrw is a free C++ library to read and write DXF files in both formats,
ASCII and binary form.

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Update Information:

Update librecad to 2.2.0 rc3. Apply fixes to libdxfrw and librecad for
CVE-2021-45341, CVE-2021-45342, CVE-2021-45343. This also resolves the issue
where some dwg files no longer opened.
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ChangeLog:

* Tue Feb 1 2022 Tom Callaway - 1.0.1-3
- apply fixes from upstream, including fix for CVE-2021-45343
* Thu Jan 20 2022 Fedora Release Engineering - 1.0.1-2
- Rebuilt for   https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
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References:

[ 1 ] Bug #2027148 - librecad-2.2.0-rc3 is available
  https://bugzilla.redhat.com/show_bug.cgi?id=2027148
[ 2 ] Bug #2031379 - [regression] .dwg file no longer opens
  https://bugzilla.redhat.com/show_bug.cgi?id=2031379
[ 3 ] Bug #2046248 - CVE-2021-45341 librecad: buffer overflow in CDataMoji of the jwwlib component allows remote code execution via a crafted JWW document [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2046248
[ 4 ] Bug #2046252 - CVE-2021-45342 librecad: buffer overflow in CDataList of the jwwlib component allows remote code execution via a crafted JWW document [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2046252
[ 5 ] Bug #2046256 - CVE-2021-45343 librecad: NULL pointer dereference in the HATCH handling of libdxfrw can lead to DoS via a crafted DXF document [fedora-all]
  https://bugzilla.redhat.com/show_bug.cgi?id=2046256
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2022-08d7ee21f7' 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
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