package/mariadb: security bump to 10.3.23

package/mariadb: security bump to 10.3.23

Add two spaces in hash file.

Remove patch 0002 as it has been applied upstream.

Release notes:
https://mariadb.com/kb/en/library/mariadb-10323-release-notes/

Changelog:
https://mariadb.com/kb/en/library/mariadb-10323-changelog/

Fixes the following security vulnerabilities:
CVE-2020-2752 - Vulnerability in the MySQL Client product of Oracle MySQL
(component: C API). Supported versions that are affected are 5.6.47 and
prior, 5.7.27 and prior and 8.0.17 and prior. Difficult to exploit
vulnerability allows low privileged attacker with network access via
multiple protocols to compromise MySQL Client. Successful attacks of this
vulnerability can result in unauthorized ability to cause a hang or
frequently repeatable crash (complete DOS) of MySQL Client.

CVE-2020-2812 - Vulnerability in the MySQL Server product of Oracle MySQL
(component: Server: Stored Procedure). Supported versions that are affected
are 5.6.47 and prior, 5.7.29 and prior and 8.0.19 and prior. Easily
exploitable vulnerability allows high privileged attacker with network
access via multiple protocols to compromise MySQL Server. Successful attacks
of this vulnerability can result in unauthorized ability to cause a hang or
frequently repeatable crash (complete DOS) of MySQL Server.

CVE-2020-2814 - Vulnerability in the MySQL Server product of Oracle MySQL
(component: InnoDB). Supported versions that are affected are 5.6.47 and
prior, 5.7.28 and prior and 8.0.18 and prior. Easily exploitable
vulnerability allows high privileged attacker with network access via
multiple protocols to compromise MySQL Server. Successful attacks of this
vulnerability can result in unauthorized ability to cause a hang or
frequently repeatable crash (complete DOS) of MySQL Server.

CVE-2020-2760 - Vulnerability in the MySQL Server product of Oracle MySQL
(component: InnoDB). Supported versions that are affected are 5.7.29 and
prior and 8.0.19 and prior. Easily exploitable vulnerability allows high
privileged attacker with network access via multiple protocols to compromise
MySQL Server. Successful attacks of this vulnerability can result in
unauthorized ability to cause a hang or frequently repeatable crash
(complete DOS) of MySQL Server as well as unauthorized update, insert or
delete access to some of MySQL Server accessible data.

Signed-off-by: Ryan Coe <bluemrp9@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>