Bug 2460340 (CVE-2026-34267) - CVE-2026-34267 mysql: Optimizer unspecified vulnerability (CPU Apr 2026)
Summary: CVE-2026-34267 mysql: Optimizer unspecified vulnerability (CPU Apr 2026)
Keywords:
Status: NEW
Alias: CVE-2026-34267
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2461062
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-04-21 21:05 UTC by OSIDB Bzimport
Modified: 2026-06-04 14:55 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:23332 0 None None None 2026-06-04 14:55:57 UTC

Description OSIDB Bzimport 2026-04-21 21:05:23 UTC 
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).  Supported versions that are affected are 8.0.0-8.0.45. 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. CVSS 3.1 Base Score 4.9 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Comment 4 errata-xmlrpc 2026-06-04 14:55:56 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:23332 https://access.redhat.com/errata/RHSA-2026:23332
Note You need to log in before you can comment on or make changes to this bug.