Description
Unspecified vulnerability in Oracle MySQL Server 5.5.42 and earlier, and 5.6.23 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server : Optimizer.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | mariadb-10.0 | 10.0.20-0+deb8u1 | DSA-3311-1 |
| Debian 7 | mysql-5.5 | 5.5.43-0+deb7u1 | DSA-3229-1 |
| Debian 6.0 | mysql-5.5 | 5.5.46-0+deb6u1 | DLA-359-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | mariadb-5.5 | 5.5.43-1ubuntu0.14.04.2 | — |
| Ubuntu 14.04 LTS | mysql-5.5 | 5.5.43-0ubuntu0.14.04.1 | USN-2575-1 |
| Ubuntu 14.04 LTS | mysql-5.6 | 5.6.27-0ubuntu0.14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | mariadb +7 | 1:5.5.44-1.ael7b_1 | RHSA-2015:1665 |
| RHEL 5 | mysql55-mysql +5 | 5.5.45-1.el5 | RHSA-2015:1628 |
| RHEL 2 | mariadb55-mariadb +5 | 5.5.44-1.el6 | RHSA-2015:1647 |
| RHEL 2 | mysql55-mysql +5 | 5.5.45-1.el6 | RHSA-2015:1629 |
| RHEL 2 | rh-mariadb100-mariadb +8 | 1:10.0.20-1.el6 | RHSA-2015:1646 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | mariadb | 10.0.20-18.1 | SUSE-SU-2015:1273-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 | mariadb | 10.0.20-18.1 | SUSE-SU-2015:1273-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | mariadb +7 | 1:5.5.44-1.el7_1 | ELSA-2015-1665 |
Advisories 12
- RHSA-2015:1665 Red Hat Security Advisory: mariadb security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:1646 Red Hat Security Advisory: rh-mariadb100-mariadb security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:1647 Red Hat Security Advisory: mariadb55-mariadb security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:1629 Red Hat Security Advisory: mysql55-mysql security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- RHSA-2015:1628 Red Hat Security Advisory: mysql55-mysql security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-2575-1 mysql-5.5 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-359-1 mysql-5.5 - packages as an option announcement Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3311-1 mariadb-10.0 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3229-1 mysql-5.5 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2015:1273-1 Security update for mariadb SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2023-2068 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 15, 2023
- ELSA-2015-1665 Moderate: mariadb security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 24, 2015
References
- GLSA-201507-19 vendor-advisory
- DSA-3229 vendor-advisory
- 1032121 vdb-entry
- DSA-3311 vendor-advisory
- RHSA-2015:1647 vendor-advisory
- http://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- RHSA-2015:1628 vendor-advisory
- SUSE-SU-2015:0946 vendor-advisory
- USN-2575-1 vendor-advisory
- MDVSA-2015:227 vendor-advisory
- https://mariadb.com/kb/en/mariadb/mariadb-5543-release-notes/
- RHSA-2015:1629 vendor-advisory
- 74095 vdb-entry
- http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
- RHSA-2015:1665 vendor-advisory