CVE-2016-0651 Denial of service in n/a
Local users can cause a denial of service in MySQL via unspecified vectors related to the Optimizer.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-0651?
CVE-2016-0651 is a medium-severity denial of service vulnerability in Mariadb Mariadb, published on 21 Apr 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Unspecified vulnerability in Oracle MySQL 5.5.46 and earlier allows local users to affect availability via vectors related to Optimizer.
Which versions are affected by CVE-2016-0651?
It affects 15 products.
Products include Mariadb Mariadb, Opensuse Leap, Opensuse Opensuse, Oracle Mysql, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus and 9 more.
How do I fix CVE-2016-0651?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-0651 being exploited?
There is no known exploitation of CVE-2016-0651 in the wild and no public exploit code.
Other vulnerabilities in Mariadb Mariadb
- CVE-2026-49261 MariaDB server has unsafe parameter handling in `wsrep_notify_cmd`
- CVE-2026-85746 MariaDB: Out-of-bound buffer write on in `ST_AsText` of nested GeometryCollections
- CVE-2026-85748 MariaDB: Use-after-free with a large number of SYS_REFCURSOR's
- CVE-2026-92262 MariaDB: Numerous issues caused by historical #mysql50# tablename encoding bypass.
- CVE-2023-26785 Code injection in n/a
Sources
Also known as GHSA-f28w-g82h-6rwv, UBUNTU-CVE-2016-0651.