Description
Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Optimizer). Supported versions that are affected are 5.6.35 and earlier. Easily "exploitable" vulnerability allows low 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. CVSS 3.0 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Server | 5.6.35 and earlier | — |
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.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 2 | rh-mysql56-mysql +7 | 5.6.37-5.el6 | RHSA-2017:2787 |
Advisories 1
- RHSA-2017:2787 Red Hat Security Advisory: rh-mysql56-mysql security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
References
- RHSA-2017:2787 vendor-advisory
- 1038287 vdb-entry
- http://www.oracle.com/technetwork/security-advisory/cpuapr2017-3236618.html
- 97779 vdb-entry