Issued:

2025-09-11

Updated:

2025-09-11

RHSA-2025:15717 - Important: Red Hat Single Sign-On 7.6.12 security update

Synopsis

Important: Red Hat Single Sign-On 7.6.12 security update

Type/Severity

Security Advisory Important

Topic

A new security update is now available for Red Hat Single Sign-On 7.6 from the Customer Portal.

Description

Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.

This update to Red Hat Single Sign-On 7.6.12 includes a security update with important impact.

Security fixes:

• jackson-core: jackson-core Potential StackoverflowError (CVE-2025-52999)

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

Fixes

• This content is not included.BZ - 2374804

CVEs

• CVE-2025-52999

References

• https://access.redhat.com/security/updates/classification/#important

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.