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

Synopsis:          Moderate: mariadb-connector-c security, bug fix, and enhancement update
Advisory ID:       RHSA-2020:5503-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:5503
Issue date:        2020-12-15
CVE Names:         CVE-2020-2574 CVE-2020-2752 CVE-2020-2922 
                   CVE-2020-13249 
=====================================================================

1. Summary:

An update for mariadb-connector-c is now available for Red Hat Enterprise
Linux 8.

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 AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

The MariaDB Native Client library (C driver) is used to connect
applications developed in C/C++ to MariaDB and MySQL databases. 

The following packages have been upgraded to a later upstream version:
mariadb-connector-c (3.1.11). (BZ#1898993)

Security Fix(es):

* mysql: C API unspecified vulnerability (CPU Apr 2020) (CVE-2020-2752)

* mysql: C API unspecified vulnerability (CPU Apr 2020) (CVE-2020-2922)

* mariadb-connector-c: Improper validation of content in a OK packet
received from server (CVE-2020-13249)

* mysql: C API unspecified vulnerability (CPU Jan 2020) (CVE-2020-2574)

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.

Bug Fix(es):

* Code utilizing plugins can't be compiled properly (BZ#1899001)

* Add "zlib-devel" requirement in "-devel" subpackage (BZ#1899005)

* Replace hard-coded /usr with %{_prefix} (BZ#1899099)

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

After installing this update, the MariaDB server daemon (mysqld) will be
restarted automatically.

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

1798587 - CVE-2020-2574 mysql: C API unspecified vulnerability (CPU Jan 2020)
1835849 - CVE-2020-2752 mysql: C API unspecified vulnerability (CPU Apr 2020)
1835850 - CVE-2020-2922 mysql: C API unspecified vulnerability (CPU Apr 2020)
1839827 - CVE-2020-13249 mariadb-connector-c: Improper validation of content in a OK packet received from server
1898993 - Tracker: MariaDB Connector C rebase to the latest version (3.1.11) [rhel-8.3.0.z]
1899001 - Code utilizing plugins can´t be compiled properly [rhel-8.3.0.z]
1899099 - Replace hard-coded /usr with %{_prefix} [rhel-8.3.0.z]

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
mariadb-connector-c-3.1.11-2.el8_3.src.rpm

aarch64:
mariadb-connector-c-3.1.11-2.el8_3.aarch64.rpm
mariadb-connector-c-debuginfo-3.1.11-2.el8_3.aarch64.rpm
mariadb-connector-c-debugsource-3.1.11-2.el8_3.aarch64.rpm
mariadb-connector-c-devel-3.1.11-2.el8_3.aarch64.rpm
mariadb-connector-c-devel-debuginfo-3.1.11-2.el8_3.aarch64.rpm

noarch:
mariadb-connector-c-config-3.1.11-2.el8_3.noarch.rpm

ppc64le:
mariadb-connector-c-3.1.11-2.el8_3.ppc64le.rpm
mariadb-connector-c-debuginfo-3.1.11-2.el8_3.ppc64le.rpm
mariadb-connector-c-debugsource-3.1.11-2.el8_3.ppc64le.rpm
mariadb-connector-c-devel-3.1.11-2.el8_3.ppc64le.rpm
mariadb-connector-c-devel-debuginfo-3.1.11-2.el8_3.ppc64le.rpm

s390x:
mariadb-connector-c-3.1.11-2.el8_3.s390x.rpm
mariadb-connector-c-debuginfo-3.1.11-2.el8_3.s390x.rpm
mariadb-connector-c-debugsource-3.1.11-2.el8_3.s390x.rpm
mariadb-connector-c-devel-3.1.11-2.el8_3.s390x.rpm
mariadb-connector-c-devel-debuginfo-3.1.11-2.el8_3.s390x.rpm

x86_64:
mariadb-connector-c-3.1.11-2.el8_3.i686.rpm
mariadb-connector-c-3.1.11-2.el8_3.x86_64.rpm
mariadb-connector-c-debuginfo-3.1.11-2.el8_3.i686.rpm
mariadb-connector-c-debuginfo-3.1.11-2.el8_3.x86_64.rpm
mariadb-connector-c-debugsource-3.1.11-2.el8_3.i686.rpm
mariadb-connector-c-debugsource-3.1.11-2.el8_3.x86_64.rpm
mariadb-connector-c-devel-3.1.11-2.el8_3.i686.rpm
mariadb-connector-c-devel-3.1.11-2.el8_3.x86_64.rpm
mariadb-connector-c-devel-debuginfo-3.1.11-2.el8_3.i686.rpm
mariadb-connector-c-devel-debuginfo-3.1.11-2.el8_3.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-2020-2574
https://access.redhat.com/security/cve/CVE-2020-2752
https://access.redhat.com/security/cve/CVE-2020-2922
https://access.redhat.com/security/cve/CVE-2020-13249
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/

Copyright 2020 Red Hat, Inc.
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