A libxls security update has been released for Fedora 32.

SECURITY: Fedora 32 Update: libxls-1.5.3-3.fc32

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Fedora Update Notification
FEDORA-2020-688a51575a
2020-12-12 01:09:08.615403
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Name : libxls
Product : Fedora 32
Version : 1.5.3
Release : 3.fc32
URL :   https://github.com/libxls/libxls
Summary : Read binary Excel files from C/C++
Description :
This is libxls, a C library for reading Excel files in the old binary OLE
format, plus a command-line tool for converting XLS to CSV (named,
appropriately enough, libxls2csv).

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Update Information:

Security fix for CVE-2020-27819
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ChangeLog:

* Wed Dec 2 2020 Elliott Sales de Andrade - 1.5.3-3
- Fix CVE-2020-27819
* Tue Jul 28 2020 Fedora Release Engineering - 1.5.3-2
- Rebuilt for   https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
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References:

[ 1 ] Bug #1903296 - CVE-2020-27819 libxls: NULL pointer dereference via crafted xls file
  https://bugzilla.redhat.com/show_bug.cgi?id=1903296
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2020-688a51575a' 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