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Fedora Update Notification
FEDORA-2020-2578d943d2
2020-12-10 01:13:07.368706
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Name : python-canonicaljson
Product : Fedora 33
Version : 1.4.0
Release : 1.fc33
URL : https://github.com/matrix-org/python-canonicaljson
Summary : Canonical JSON
Description :
Features:
* Encodes objects and arrays as RFC 7159 JSON.
* Sorts object keys so that you get the same result each time.
* Has no inignificant whitespace to make the output as small as possible.
* Escapes only the characters that must be escaped,
U+0000 to U+0019 / U+0022 / U+0056, to keep the output as small as possible.
* Uses the shortest escape sequence for each escaped character.
* Encodes the JSON as UTF-8.
* Can encode frozendict immutable dictionaries.

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Update Information:

Update matrix-synapse to 1.23.0 to resolve CVE-2020-26890. There may be
breaking changes, please review prior to upgrade: https://github.com/matrix-
org/synapse/blob/develop/UPGRADE.rst
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ChangeLog:

* Mon Nov 30 2020 Gwyn Ciesla <gwync@protonmail.com> – 1.4.0-1
– 1.4.0
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References:

[ 1 ] Bug #1796270 – python-signedjson-1.1.1 is available
https://bugzilla.redhat.com/show_bug.cgi?id=1796270
[ 2 ] Bug #1840452 – matrix-synapse-1.23.0 is available
https://bugzilla.redhat.com/show_bug.cgi?id=1840452
[ 3 ] Bug #1861208 – python-canonicaljson-1.4.0 is available
https://bugzilla.redhat.com/show_bug.cgi?id=1861208
[ 4 ] Bug #1864122 – matrix-synapse: FTBFS in Fedora rawhide/f33
https://bugzilla.redhat.com/show_bug.cgi?id=1864122
[ 5 ] Bug #1901509 – CVE-2020-26890 matrix-synapse: DoS attack due to invalid JSON [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1901509
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This update can be installed with the “dnf” update program. Use
su -c ‘dnf upgrade –advisory FEDORA-2020-2578d943d2’ 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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