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Red Hat Security Advisory: Red Hat Single Sign-On 7.6.9 security update on RHEL 8

0
Low
Published: 06/03/2024 (06/03/2024, 19:48:57 UTC)
Source: GCVE Database
Vendor/Project: Red Hat Product Security
Product: Red Hat

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 release of Red Hat Single Sign-On 7.6.9 on RHEL 8 serves as a replacement for Red Hat Single Sign-On 7.6.8, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * exposure of sensitive information in Pushed Authorization Requests (PAR) KC_RESTART cookie (CVE-2024-4540) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Affected software

Affected versions
Red HatRed Hat Single Sign-OnRed Hat Single Sign-On 7.6 for RHEL 8srcrh-sso7-keycloak-0:18.0.14-1.redhat_00001.1.el8sso.src

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/04/2026, 15:07:55 UTC

Technical Analysis

CVE-2024-4540 affects Red Hat Single Sign-On 7.6, a standalone authentication server based on Keycloak, specifically on RHEL 9. The vulnerability concerns exposure of sensitive information through Pushed Authorization Requests (PAR) involving the KC_RESTART cookie. Red Hat released version 7.6.9 as a security update to address this issue. The advisory classifies the impact as low severity and does not provide a CVSS score. The update is available as package rh-sso7-keycloak-18.0.14-1.redhat_00001.1.el9sso for RHEL 9 x86_64.

Potential Impact

The vulnerability allows exposure of sensitive information related to the KC_RESTART cookie in Pushed Authorization Requests. The impact is rated low by Red Hat, indicating limited risk or exploitability. There are no known exploits in the wild at this time.

Mitigation Recommendations

Red Hat has released version 7.6.9 of Single Sign-On for RHEL 9 to address this vulnerability. Users should apply this update after ensuring all previous relevant errata are applied. Detailed update instructions are available from Red Hat's official documentation. No additional mitigation steps are indicated by the vendor.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
Red Hat Product Security
Advisory Id
RHSA-2024:3568
Cve Count
1

Threat ID: 6a71feeabf8831d539ff090f

Added to database: 08/04/2026, 15:02:02 UTC

Last enriched: 08/04/2026, 15:07:55 UTC

Last updated: 09/10/2026, 19:36:48 UTC

Views: 32

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