Red Hat Security Advisory: tomcat security update
Multiple security vulnerabilities affecting Apache Tomcat and Apache Commons FileUpload have been addressed in a Red Hat Enterprise Linux 9.2 update. These include denial of service (DoS) issues in multipart upload handling, HTTP/2 control frames, and part headers, as well as a security constraint bypass vulnerability. The update is rated as Important by Red Hat Product Security and targets Red Hat Enterprise Linux 9.2 variants. No CVSS scores are provided in the advisory.
AI Analysis
Technical Summary
This Red Hat security advisory (RHSA-2025:14183) addresses several vulnerabilities in Apache Tomcat and Apache Commons FileUpload components. The fixed issues include multiple denial of service vulnerabilities (CVE-2025-48976, CVE-2025-48988, CVE-2025-48989, CVE-2025-52434, CVE-2025-52520, CVE-2025-53506) and a security constraint bypass vulnerability (CVE-2025-49125). These vulnerabilities affect servlet container functionality and multipart upload processing, potentially allowing attackers to disrupt service or bypass security constraints. The advisory provides updated packages for Red Hat Enterprise Linux 9.2 and related variants. Detailed CVSS scores and exploitation details are referenced on the CVE pages but are not included in the advisory.
Potential Impact
The vulnerabilities collectively allow denial of service attacks through various vectors including multipart uploads, HTTP/2 control frames, and part headers, which can disrupt the availability of affected Apache Tomcat services. The security constraint bypass vulnerability may allow unauthorized access to restricted resources. The overall impact is service disruption and potential security policy circumvention on affected Red Hat Enterprise Linux 9.2 systems running Apache Tomcat.
Mitigation Recommendations
Red Hat has released updated Apache Tomcat packages for Red Hat Enterprise Linux 9.2 and related variants that address these vulnerabilities. Users should apply the provided security update (RHSA-2025:14183) to remediate the issues. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No indication is given that the vulnerabilities are already mitigated or require no action. Patch status is confirmed by the vendor advisory.
Red Hat Security Advisory: tomcat security update
Description
Multiple security vulnerabilities affecting Apache Tomcat and Apache Commons FileUpload have been addressed in a Red Hat Enterprise Linux 9.2 update. These include denial of service (DoS) issues in multipart upload handling, HTTP/2 control frames, and part headers, as well as a security constraint bypass vulnerability. The update is rated as Important by Red Hat Product Security and targets Red Hat Enterprise Linux 9.2 variants. No CVSS scores are provided in the advisory.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory (RHSA-2025:14183) addresses several vulnerabilities in Apache Tomcat and Apache Commons FileUpload components. The fixed issues include multiple denial of service vulnerabilities (CVE-2025-48976, CVE-2025-48988, CVE-2025-48989, CVE-2025-52434, CVE-2025-52520, CVE-2025-53506) and a security constraint bypass vulnerability (CVE-2025-49125). These vulnerabilities affect servlet container functionality and multipart upload processing, potentially allowing attackers to disrupt service or bypass security constraints. The advisory provides updated packages for Red Hat Enterprise Linux 9.2 and related variants. Detailed CVSS scores and exploitation details are referenced on the CVE pages but are not included in the advisory.
Potential Impact
The vulnerabilities collectively allow denial of service attacks through various vectors including multipart uploads, HTTP/2 control frames, and part headers, which can disrupt the availability of affected Apache Tomcat services. The security constraint bypass vulnerability may allow unauthorized access to restricted resources. The overall impact is service disruption and potential security policy circumvention on affected Red Hat Enterprise Linux 9.2 systems running Apache Tomcat.
Mitigation Recommendations
Red Hat has released updated Apache Tomcat packages for Red Hat Enterprise Linux 9.2 and related variants that address these vulnerabilities. Users should apply the provided security update (RHSA-2025:14183) to remediate the issues. For detailed update instructions, refer to https://access.redhat.com/articles/11258. No indication is given that the vulnerabilities are already mitigated or require no action. Patch status is confirmed by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:14183
- Cve Count
- 7
- Additional Cves
- ["CVE-2025-48988","CVE-2025-48989","CVE-2025-49125","CVE-2025-52434","CVE-2025-52520","CVE-2025-53506"]
- Cvss Version
- null
Threat ID: 6a419cb627e9c79719abd565
Added to database: 06/28/2026, 22:14:14 UTC
Last enriched: 06/28/2026, 22:31:14 UTC
Last updated: 07/09/2026, 07:54:18 UTC
Views: 7
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