Bug 2339243 (CVE-2025-21555)

Summary:	CVE-2025-21555 mysql: MySQL Server InnoDB Denial of Service and Unauthorized Data Modification Vulnerability
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in MySQL Server, specifically in the InnoDB component. This vulnerability allows a high-privileged attacker to cause a denial of service, which causes frequent crashes or hangs and unauthorized modification, such as updating, inserting, or deleting accessible data via multiple network protocols.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2339495, 2341770
Bug Blocks:

Description OSIDB Bzimport 2025-01-21 21:03:19 UTC

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB).  Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and  9.1.0 and prior. 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 as well as  unauthorized update, insert or delete access to some of MySQL Server accessible data. CVSS 3.1 Base Score 5.5 (Integrity and Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H).

Comment 1 errata-xmlrpc 2025-02-19 10:28:02 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:1671 https://access.redhat.com/errata/RHSA-2025:1671

Comment 2 errata-xmlrpc 2025-02-19 11:04:04 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2025:1673 https://access.redhat.com/errata/RHSA-2025:1673