Red Hat Security Advisory: tomcat security update
Multiple security vulnerabilities affecting Apache Tomcat and Apache Commons FileUpload components have been identified and addressed in Red Hat Enterprise Linux 9.4 Extended Update Support. These include denial of service (DoS) issues via multipart upload, HTTP/2 control frames, and part headers, as well as a security constraint bypass vulnerability. The update fixes several CVEs related to these issues. Red Hat has released updated packages to remediate these vulnerabilities.
AI Analysis
Technical Summary
This advisory covers multiple security vulnerabilities in Apache Tomcat and Apache Commons FileUpload, including denial of service attacks through multipart upload (CVE-2025-48988), HTTP/2 control frames (CVE-2025-48989), and part headers (CVE-2025-48976), as well as a security constraint bypass for pre/post-resources (CVE-2025-49125) and additional denial of service issues (CVE-2025-52434, CVE-2025-52520, CVE-2025-53506). These vulnerabilities affect Red Hat Enterprise Linux 9.4 Extended Update Support and related variants. Red Hat has issued updated tomcat packages (version 9.0.87-1.el9_4.6) to address these issues.
Potential Impact
The vulnerabilities can lead to denial of service conditions and security constraint bypass in Apache Tomcat environments, potentially disrupting service availability and bypassing security restrictions. The issues affect multiple components including Apache Commons FileUpload and HTTP/2 handling in Tomcat. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated packages for Apache Tomcat (version 9.0.87-1.el9_4.6) as part of Red Hat Enterprise Linux 9.4 Extended Update Support to address these vulnerabilities. Users should apply these official updates promptly to remediate the issues. For detailed update instructions, refer to Red Hat's advisory and article at https://access.redhat.com/articles/11258. Patch status is confirmed as fixed in these updated packages.
Red Hat Security Advisory: tomcat security update
Description
Multiple security vulnerabilities affecting Apache Tomcat and Apache Commons FileUpload components have been identified and addressed in Red Hat Enterprise Linux 9.4 Extended Update Support. These include denial of service (DoS) issues via multipart upload, HTTP/2 control frames, and part headers, as well as a security constraint bypass vulnerability. The update fixes several CVEs related to these issues. Red Hat has released updated packages to remediate these vulnerabilities.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers multiple security vulnerabilities in Apache Tomcat and Apache Commons FileUpload, including denial of service attacks through multipart upload (CVE-2025-48988), HTTP/2 control frames (CVE-2025-48989), and part headers (CVE-2025-48976), as well as a security constraint bypass for pre/post-resources (CVE-2025-49125) and additional denial of service issues (CVE-2025-52434, CVE-2025-52520, CVE-2025-53506). These vulnerabilities affect Red Hat Enterprise Linux 9.4 Extended Update Support and related variants. Red Hat has issued updated tomcat packages (version 9.0.87-1.el9_4.6) to address these issues.
Potential Impact
The vulnerabilities can lead to denial of service conditions and security constraint bypass in Apache Tomcat environments, potentially disrupting service availability and bypassing security restrictions. The issues affect multiple components including Apache Commons FileUpload and HTTP/2 handling in Tomcat. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated packages for Apache Tomcat (version 9.0.87-1.el9_4.6) as part of Red Hat Enterprise Linux 9.4 Extended Update Support to address these vulnerabilities. Users should apply these official updates promptly to remediate the issues. For detailed update instructions, refer to Red Hat's advisory and article at https://access.redhat.com/articles/11258. Patch status is confirmed as fixed in these updated packages.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:14180
- 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: 6a419cb627e9c79719abd589
Added to database: 06/28/2026, 22:14:14 UTC
Last enriched: 06/28/2026, 22:31:29 UTC
Last updated: 07/09/2026, 07:54:18 UTC
Views: 6
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