RHSA-2020:5503 - Security Advisory

Topic

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.

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)

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.

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.4 x86_64
• Red Hat Enterprise Linux Server - AUS 8.4 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.4 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.4 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.4 x86_64
• Red Hat Enterprise Linux for ARM 64 8 aarch64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.4 aarch64
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.4 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.4 x86_64

Fixes

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

CVEs

• CVE-2020-2574
• CVE-2020-2752
• CVE-2020-2922
• CVE-2020-13249
• CVE-2021-2007

References

• https://access.redhat.com/security/updates/classification/#moderate