A snapd security update has been released for Fedora 35.

SECURITY: Fedora 35 Update: snapd-2.54.3-1.fc35

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Fedora Update Notification
FEDORA-2022-5df8b52ba4
2022-02-20 01:08:12.119349
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Name : snapd
Product : Fedora 35
Version : 2.54.3
Release : 1.fc35
URL :   https://github.com/snapcore/snapd
Summary : A transactional software package manager
Description :
Snappy is a modern, cross-distribution, transactional package manager
designed for working with self-contained, immutable packages.

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Update Information:

Update to 2.54.3. Cherry pick misc SELinux policy fixes. Fixes for
CVE-2021-44731, CVE-2021-44730, CVE-2021-4120.
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ChangeLog:

* Thu Feb 17 2022 Maciek Borzecki - 2.54.3-1
- Release 2.54.3 to Fedora
- Cherry pick SELinux policy fixes for RHBZ#1944390, RHBZ#2043160, RHBZ#2043161,
RHBZ#2046358, RHBZ#2046363, RHBZ#2046361, RHBZ#2046364, RHBZ#2046365,
RHBZ#2051594, RHBZ#2043902, RHBZ#1944390
* Tue Feb 15 2022 Michael Vogt
- New upstream release 2.54.3
- bugfixes
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References:

[ 1 ] Bug #2056058 - CVE-2021-44731 snapd: Race condition in snap-confine's setup_private_mount()
  https://bugzilla.redhat.com/show_bug.cgi?id=2056058
[ 2 ] Bug #2056061 - CVE-2021-44730 snapd: Hardlink attack in snap-confine's sc_open_snapd_tool()
  https://bugzilla.redhat.com/show_bug.cgi?id=2056061
[ 3 ] Bug #2056065 - CVE-2021-4120 snapd: Insufficient validation of snap content interface and layout paths
  https://bugzilla.redhat.com/show_bug.cgi?id=2056065
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2022-5df8b52ba4' 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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