ESB-2018.3419 - [RedHat] libmspack: Multiple vulnerabilities 2018-11-01

Printable version
PGP/GPG verifiable version

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

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

                               ESB-2018.3419
                      Low: libmspack security update
                              1 November 2018

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

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

Product:           libmspack
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-14682 CVE-2018-14681 CVE-2018-14680
                   CVE-2018-14679  

Reference:         ESB-2018.3404
                   ESB-2018.3293
                   ESB-2018.3207

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2018:3327

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

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

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

Synopsis:          Low: libmspack security update
Advisory ID:       RHSA-2018:3327-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:3327
Issue date:        2018-10-30
CVE Names:         CVE-2018-14679 CVE-2018-14680 CVE-2018-14681 
                   CVE-2018-14682 
=====================================================================

1. Summary:

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

Red Hat Product Security has rated this update as having a security impact
of Low. 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 ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64le, 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 Optional (v. 7) - aarch64, ppc64le

3. Description:

The libmspack packages contain a library providing compression and
extraction of the Cabinet (CAB) file format used by Microsoft.

Security Fix(es):

* libmspack: off-by-one error in the CHM PMGI/PMGL chunk number validity
checks (CVE-2018-14679)

* libmspack: off-by-one error in the CHM chunk number validity checks
(CVE-2018-14680)

* libmspack: out-of-bounds write in kwajd_read_headers in mspack/kwajd.c
(CVE-2018-14681)

* libmspack: off-by-one error in the TOLOWER() macro for CHM decompression
(CVE-2018-14682)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.6 Release Notes linked from 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/):

1610890 - CVE-2018-14679 libmspack: off-by-one error in the CHM PMGI/PMGL chunk number validity checks
1610896 - CVE-2018-14681 libmspack: out-of-bounds write in kwajd_read_headers in mspack/kwajd.c
1610934 - CVE-2018-14680 libmspack: off-by-one error in the CHM chunk number validity checks
1610941 - CVE-2018-14682 libmspack: off-by-one error in the TOLOWER() macro for CHM decompression

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

x86_64:
libmspack-0.5-0.6.alpha.el7.i686.rpm
libmspack-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm

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

x86_64:
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-devel-0.5-0.6.alpha.el7.i686.rpm
libmspack-devel-0.5-0.6.alpha.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

x86_64:
libmspack-0.5-0.6.alpha.el7.i686.rpm
libmspack-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm

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

x86_64:
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-devel-0.5-0.6.alpha.el7.i686.rpm
libmspack-devel-0.5-0.6.alpha.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

x86_64:
libmspack-0.5-0.6.alpha.el7.i686.rpm
libmspack-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm

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

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

aarch64:
libmspack-0.5-0.6.alpha.el7.aarch64.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.aarch64.rpm
libmspack-devel-0.5-0.6.alpha.el7.aarch64.rpm

ppc64le:
libmspack-0.5-0.6.alpha.el7.ppc64le.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.ppc64le.rpm
libmspack-devel-0.5-0.6.alpha.el7.ppc64le.rpm

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

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

ppc64le:
libmspack-0.5-0.6.alpha.el7.ppc64le.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.ppc64le.rpm
libmspack-devel-0.5-0.6.alpha.el7.ppc64le.rpm

x86_64:
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-devel-0.5-0.6.alpha.el7.i686.rpm
libmspack-devel-0.5-0.6.alpha.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
libmspack-0.5-0.6.alpha.el7.src.rpm

x86_64:
libmspack-0.5-0.6.alpha.el7.i686.rpm
libmspack-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm

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

x86_64:
libmspack-debuginfo-0.5-0.6.alpha.el7.i686.rpm
libmspack-debuginfo-0.5-0.6.alpha.el7.x86_64.rpm
libmspack-devel-0.5-0.6.alpha.el7.i686.rpm
libmspack-devel-0.5-0.6.alpha.el7.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-2018-14679
https://access.redhat.com/security/cve/CVE-2018-14680
https://access.redhat.com/security/cve/CVE-2018-14681
https://access.redhat.com/security/cve/CVE-2018-14682
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.6_release_notes/index

8. Contact:

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

Copyright 2018 Red Hat, Inc.
- -----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iQIVAwUBW9gRi9zjgjWX9erEAQitIBAAiwbaYhZa+lbwT3RZ7fa25tcnxSnmc3dU
eRPb/s2WUspz4gGTuCv+SeWDMkhUX0lahjyb9SVAZMkjOnri9b3FV6PBRYAVWAyP
c8B6I/HYJ8aowhgWuYqeOxeSCpfQTVbaiDWyy/mGxrSewcSXmKYQeVbzMoJL51by
VzbqY8EADUIlGkmuCt7rYcd7gliB0g7DOLQtyuJKLvjttCyjBjGdCmm/UiI4exAd
gkTx9TsnvB3rq/g2eB0di9MgvlC+rbM/Z04oFUrtuAlSPXcdnhxnvlkfWPQ7jOdo
HQY7Svh1W4NqYAEjRR1r3d2xwTO9AzlRIT7fVRuksrBKpqBuoTVOZLsO89UYo04k
Lr6xGuFzvvG7/jRNhXJU4+SkzlI66742AUb3PCOie693T/CxFRttWaUDhJo1PlWT
G7c0zdQUxDCj1y+fLVEv/YzaOh5UbddEsDTQu+pbMKJRk9cTAn8emky0R7FmHNg0
ubGqLgVa33MGQNZdq+Fpjis4ldpwT2LfWywGy5773qLQx6RahFD5qfuE11iW+CPL
YwiMZbto4ery55sEVt6myRmauOEQRg0v3I9sGamif2MatImuuU853XpbxxtS7baz
voeZPv+HyjgvapWiLge51xYE1UmVWeSaPvvKBAfMapFLAuQxo4XVcErAPLZKb6Qp
92rNADCW8zM=
=sZD6
- -----END PGP SIGNATURE-----

- --------------------------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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=HPV1
-----END PGP SIGNATURE-----

« Back to bulletins