[SECURITY] Fedora 34 Update: calibre-4.23.0-8.fc34
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Fedora Update Notification
FEDORA-2021-e42fadbcc3
2021-12-22 01:12:27.897436
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Name : calibre
Product : Fedora 34
Version : 4.23.0
Release : 8.fc34
URL : https://calibre-ebook.com/
Summary : E-book converter and library manager
Description :
Calibre is meant to be a complete e-library solution. It includes library
management, format conversion, news feeds to ebook conversion as well as
e-book reader sync features.
Calibre is primarily a ebook cataloging program. It manages your ebook
collection for you. It is designed around the concept of the logical book,
i.e. a single entry in the database that may correspond to ebooks in several
formats. It also supports conversion to and from a dozen different ebook
formats.
Supported input formats are: MOBI, LIT, PRC, EPUB, CHM, ODT, HTML, CBR, CBZ,
RTF, TXT, PDF and LRS.
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Update Information:
Bugfix release for a runaway regexp.
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ChangeLog:
* Tue Dec 14 2021 Zbigniew J��drzejewski-Szmek <zbyszek(a)in.waw.pl> 4.23.0-8
- Apply patch for CVE-2021-44686. Fixes rhbz#2031838
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References:
[ 1 ] Bug #2031838 - CVE-2021-44686 calibre: ReDoS vulnerability in
html_preprocess_rules in ebooks/conversion/preprocess.py [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=2031838
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-e42fadbcc3' 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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