ESB-2018.2881 - [Linux][RedHat] flatpak: Multiple vulnerabilities 2018-09-26

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.2881
                     Moderate: flatpak security update
                             26 September 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           flatpak
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
                   Linux variants
Impact/Access:     Provide Misleading Information -- Existing Account
                   Unauthorised Access            -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-6560  

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2018:2766

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Red Hat. It is recommended that administrators
         running flatpak check for an updated version of the software for 
         their operating system.

- --------------------------BEGIN INCLUDED TEXT--------------------

=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: flatpak security update
Advisory ID:       RHSA-2018:2766-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:2766
Issue date:        2018-09-25
CVE Names:         CVE-2018-6560 
=====================================================================

1. Summary:

An update for flatpak is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x

3. Description:

Flatpak is a system for building, distributing, and running sandboxed
desktop applications on Linux.

Security Fix(es):

* flatpak: sandbox escape in D-Bus filtering by a crafted authentication
handshake (CVE-2018-6560)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1542207 - CVE-2018-6560 flatpak: sandbox escape in D-Bus filtering by a crafted authentication handshake

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
flatpak-0.8.8-4.el7_5.src.rpm

x86_64:
flatpak-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-libs-0.8.8-4.el7_5.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
flatpak-builder-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-devel-0.8.8-4.el7_5.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
flatpak-0.8.8-4.el7_5.src.rpm

ppc64:
flatpak-0.8.8-4.el7_5.ppc64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64.rpm
flatpak-libs-0.8.8-4.el7_5.ppc64.rpm

ppc64le:
flatpak-0.8.8-4.el7_5.ppc64le.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64le.rpm
flatpak-libs-0.8.8-4.el7_5.ppc64le.rpm

s390x:
flatpak-0.8.8-4.el7_5.s390x.rpm
flatpak-debuginfo-0.8.8-4.el7_5.s390x.rpm
flatpak-libs-0.8.8-4.el7_5.s390x.rpm

x86_64:
flatpak-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-libs-0.8.8-4.el7_5.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):

Source:
flatpak-0.8.8-4.el7_5.src.rpm

aarch64:
flatpak-0.8.8-4.el7_5.aarch64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.aarch64.rpm
flatpak-libs-0.8.8-4.el7_5.aarch64.rpm

ppc64le:
flatpak-0.8.8-4.el7_5.ppc64le.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64le.rpm
flatpak-libs-0.8.8-4.el7_5.ppc64le.rpm

s390x:
flatpak-0.8.8-4.el7_5.s390x.rpm
flatpak-debuginfo-0.8.8-4.el7_5.s390x.rpm
flatpak-libs-0.8.8-4.el7_5.s390x.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
flatpak-builder-0.8.8-4.el7_5.ppc64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64.rpm
flatpak-devel-0.8.8-4.el7_5.ppc64.rpm

ppc64le:
flatpak-builder-0.8.8-4.el7_5.ppc64le.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64le.rpm
flatpak-devel-0.8.8-4.el7_5.ppc64le.rpm

s390x:
flatpak-builder-0.8.8-4.el7_5.s390x.rpm
flatpak-debuginfo-0.8.8-4.el7_5.s390x.rpm
flatpak-devel-0.8.8-4.el7_5.s390x.rpm

x86_64:
flatpak-builder-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-devel-0.8.8-4.el7_5.x86_64.rpm

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):

aarch64:
flatpak-builder-0.8.8-4.el7_5.aarch64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.aarch64.rpm
flatpak-devel-0.8.8-4.el7_5.aarch64.rpm

ppc64le:
flatpak-builder-0.8.8-4.el7_5.ppc64le.rpm
flatpak-debuginfo-0.8.8-4.el7_5.ppc64le.rpm
flatpak-devel-0.8.8-4.el7_5.ppc64le.rpm

s390x:
flatpak-builder-0.8.8-4.el7_5.s390x.rpm
flatpak-debuginfo-0.8.8-4.el7_5.s390x.rpm
flatpak-devel-0.8.8-4.el7_5.s390x.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
flatpak-0.8.8-4.el7_5.src.rpm

x86_64:
flatpak-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-libs-0.8.8-4.el7_5.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
flatpak-builder-0.8.8-4.el7_5.x86_64.rpm
flatpak-debuginfo-0.8.8-4.el7_5.x86_64.rpm
flatpak-devel-0.8.8-4.el7_5.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2018-6560
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=l/A8
-----END PGP SIGNATURE-----

« Back to bulletins