Red Hat Security Advisory: idm:DL1 security update
Red Hat Identity Management (IdM) has security vulnerabilities in the python-kdcproxy component, including an unauthenticated Server-Side Request Forgery (SSRF) via realm-controlled DNS SRV records (CVE-2025-59088) and a remote Denial of Service (DoS) via unbounded TCP upstream buffering (CVE-2025-59089). These issues affect Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Red Hat has released an important security update to address these vulnerabilities.
AI Analysis
Technical Summary
Two security vulnerabilities were identified in the python-kdcproxy component of Red Hat Identity Management (IdM). CVE-2025-59088 is an unauthenticated SSRF vulnerability exploitable via realm-controlled DNS SRV records. CVE-2025-59089 is a remote Denial of Service vulnerability caused by unbounded TCP upstream buffering. These vulnerabilities affect Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Red Hat has issued an important security advisory (RHSA-2025:21818) with updates to mitigate these issues.
Potential Impact
The SSRF vulnerability (CVE-2025-59088) could allow an unauthenticated attacker to induce the server to make unintended requests, potentially exposing internal resources. The remote DoS vulnerability (CVE-2025-59089) could allow an attacker to disrupt service availability by exploiting unbounded TCP buffering. Both vulnerabilities impact the availability and security of the IdM service in affected Red Hat Enterprise Linux 8.8 environments.
Mitigation Recommendations
Red Hat has released an important security update for the idm:DL1 module in Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Users should apply the update as described in the Red Hat advisory RHSA-2025:21818 and the referenced article https://access.redhat.com/articles/11258 to remediate these vulnerabilities. No additional mitigation steps are indicated beyond applying the official update.
Red Hat Security Advisory: idm:DL1 security update
Description
Red Hat Identity Management (IdM) has security vulnerabilities in the python-kdcproxy component, including an unauthenticated Server-Side Request Forgery (SSRF) via realm-controlled DNS SRV records (CVE-2025-59088) and a remote Denial of Service (DoS) via unbounded TCP upstream buffering (CVE-2025-59089). These issues affect Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Red Hat has released an important security update to address these vulnerabilities.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Two security vulnerabilities were identified in the python-kdcproxy component of Red Hat Identity Management (IdM). CVE-2025-59088 is an unauthenticated SSRF vulnerability exploitable via realm-controlled DNS SRV records. CVE-2025-59089 is a remote Denial of Service vulnerability caused by unbounded TCP upstream buffering. These vulnerabilities affect Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Red Hat has issued an important security advisory (RHSA-2025:21818) with updates to mitigate these issues.
Potential Impact
The SSRF vulnerability (CVE-2025-59088) could allow an unauthenticated attacker to induce the server to make unintended requests, potentially exposing internal resources. The remote DoS vulnerability (CVE-2025-59089) could allow an attacker to disrupt service availability by exploiting unbounded TCP buffering. Both vulnerabilities impact the availability and security of the IdM service in affected Red Hat Enterprise Linux 8.8 environments.
Mitigation Recommendations
Red Hat has released an important security update for the idm:DL1 module in Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Telecommunications Update Service. Users should apply the update as described in the Red Hat advisory RHSA-2025:21818 and the referenced article https://access.redhat.com/articles/11258 to remediate these vulnerabilities. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:21818
- Cve Count
- 2
- Additional Cves
- ["CVE-2025-59089"]
Threat ID: 6a419cab27e9c79719ab8fb3
Added to database: 06/28/2026, 22:14:03 UTC
Last enriched: 06/28/2026, 22:19:57 UTC
Last updated: 09/10/2026, 19:36:51 UTC
Views: 24
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