CVE-2020-2752

Name	CVE-2020-2752
Description	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. CVSS 3.0 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	956832, 961849

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
mariadb-10.3 (PTS)	buster	1:10.3.34-0+deb10u1	fixed
	buster (security)	1:10.3.39-0+deb10u2	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Debian Bugs
mariadb-10.1	source	stretch	10.1.45-0+deb9u1
mariadb-10.1	source	(unstable)	(unfixed)
mariadb-10.3	source	buster	1:10.3.23-0+deb10u1
mariadb-10.3	source	(unstable)	1:10.3.23-1	961849
mysql-5.7	source	(unstable)	(unfixed)	956832

https://www.oracle.com/security-alerts/cpuapr2020.html#AppendixMSQL
Fixed in MariaDB 10.3.23, 10.1.45