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

                               ESB-2020.3378
                         hunspell security update
                             30 September 2020

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

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

Product:           hunspell
Publisher:         Red Hat
Operating System:  Red Hat
                   Linux variants
Impact/Access:     Denial of Service -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-16707  

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2020:3971

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

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

Synopsis:          Low: hunspell security update
Advisory ID:       RHSA-2020:3971-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:3971
Issue date:        2020-09-29
CVE Names:         CVE-2019-16707 
=====================================================================

1. Summary:

An update for hunspell 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) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

Hunspell is a spell checker and morphological analyzer library and program
designed for languages with rich morphology and complex word compounding or
character encoding. 

Security Fix(es):

* hunspell: out-of-bounds read in SuggestMgr::leftcommonsubstring in
suggestmgr.cxx (CVE-2019-16707)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, 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 7.9 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/):

1771026 - CVE-2019-16707 hunspell: out-of-bounds read in SuggestMgr::leftcommonsubstring in suggestmgr.cxx

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
hunspell-1.3.2-16.el7.src.rpm

x86_64:
hunspell-1.3.2-16.el7.i686.rpm
hunspell-1.3.2-16.el7.x86_64.rpm
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm

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

x86_64:
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm
hunspell-devel-1.3.2-16.el7.i686.rpm
hunspell-devel-1.3.2-16.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
hunspell-1.3.2-16.el7.src.rpm

x86_64:
hunspell-1.3.2-16.el7.i686.rpm
hunspell-1.3.2-16.el7.x86_64.rpm
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm

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

x86_64:
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm
hunspell-devel-1.3.2-16.el7.i686.rpm
hunspell-devel-1.3.2-16.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
hunspell-1.3.2-16.el7.src.rpm

ppc64:
hunspell-1.3.2-16.el7.ppc.rpm
hunspell-1.3.2-16.el7.ppc64.rpm
hunspell-debuginfo-1.3.2-16.el7.ppc.rpm
hunspell-debuginfo-1.3.2-16.el7.ppc64.rpm
hunspell-devel-1.3.2-16.el7.ppc.rpm
hunspell-devel-1.3.2-16.el7.ppc64.rpm

ppc64le:
hunspell-1.3.2-16.el7.ppc64le.rpm
hunspell-debuginfo-1.3.2-16.el7.ppc64le.rpm
hunspell-devel-1.3.2-16.el7.ppc64le.rpm

s390x:
hunspell-1.3.2-16.el7.s390.rpm
hunspell-1.3.2-16.el7.s390x.rpm
hunspell-debuginfo-1.3.2-16.el7.s390.rpm
hunspell-debuginfo-1.3.2-16.el7.s390x.rpm
hunspell-devel-1.3.2-16.el7.s390.rpm
hunspell-devel-1.3.2-16.el7.s390x.rpm

x86_64:
hunspell-1.3.2-16.el7.i686.rpm
hunspell-1.3.2-16.el7.x86_64.rpm
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm
hunspell-devel-1.3.2-16.el7.i686.rpm
hunspell-devel-1.3.2-16.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
hunspell-1.3.2-16.el7.src.rpm

x86_64:
hunspell-1.3.2-16.el7.i686.rpm
hunspell-1.3.2-16.el7.x86_64.rpm
hunspell-debuginfo-1.3.2-16.el7.i686.rpm
hunspell-debuginfo-1.3.2-16.el7.x86_64.rpm
hunspell-devel-1.3.2-16.el7.i686.rpm
hunspell-devel-1.3.2-16.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-2019-16707
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_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 2020 Red Hat, Inc.
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