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 update. These include denial of service (DoS) issues via multipart uploads, 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 fixes several CVEs related to denial of service and security bypass. The advisory provides updated packages for various Red Hat Enterprise Linux 9 variants and architectures.
AI Analysis
Technical Summary
This Red Hat security advisory addresses multiple vulnerabilities in Apache Tomcat and Apache Commons FileUpload components. The issues include denial of service vulnerabilities through multipart uploads (CVE-2025-48988), HTTP/2 control frames (CVE-2025-48989), part headers in file uploads (CVE-2025-48976), and other denial of service flaws (CVE-2025-52434, CVE-2025-52520, CVE-2025-53506). Additionally, a security constraint bypass vulnerability affecting pre/post-resources (CVE-2025-49125) is fixed. The advisory covers Red Hat Enterprise Linux 9 and its extended update support and life cycle variants across multiple architectures. Red Hat has released updated tomcat packages (version 9.0.87-3.el9_6.3) to address these issues.
Potential Impact
The vulnerabilities primarily enable denial of service conditions against Apache Tomcat servers, potentially disrupting service availability. The security constraint bypass vulnerability could allow unauthorized access to protected resources. The issues affect Red Hat Enterprise Linux 9 tomcat packages across multiple architectures. No known exploits in the wild have been reported at the time of this advisory.
Mitigation Recommendations
Red Hat has released updated tomcat packages (version 9.0.87-3.el9_6.3) that address these vulnerabilities. Users of Red Hat Enterprise Linux 9 and its variants should apply the provided security update as detailed in the Red Hat advisory RHSA-2025:14181. For update instructions, refer to https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official update.
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 update. These include denial of service (DoS) issues via multipart uploads, 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 fixes several CVEs related to denial of service and security bypass. The advisory provides updated packages for various Red Hat Enterprise Linux 9 variants and architectures.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory addresses multiple vulnerabilities in Apache Tomcat and Apache Commons FileUpload components. The issues include denial of service vulnerabilities through multipart uploads (CVE-2025-48988), HTTP/2 control frames (CVE-2025-48989), part headers in file uploads (CVE-2025-48976), and other denial of service flaws (CVE-2025-52434, CVE-2025-52520, CVE-2025-53506). Additionally, a security constraint bypass vulnerability affecting pre/post-resources (CVE-2025-49125) is fixed. The advisory covers Red Hat Enterprise Linux 9 and its extended update support and life cycle variants across multiple architectures. Red Hat has released updated tomcat packages (version 9.0.87-3.el9_6.3) to address these issues.
Potential Impact
The vulnerabilities primarily enable denial of service conditions against Apache Tomcat servers, potentially disrupting service availability. The security constraint bypass vulnerability could allow unauthorized access to protected resources. The issues affect Red Hat Enterprise Linux 9 tomcat packages across multiple architectures. No known exploits in the wild have been reported at the time of this advisory.
Mitigation Recommendations
Red Hat has released updated tomcat packages (version 9.0.87-3.el9_6.3) that address these vulnerabilities. Users of Red Hat Enterprise Linux 9 and its variants should apply the provided security update as detailed in the Red Hat advisory RHSA-2025:14181. For update instructions, refer to https://access.redhat.com/articles/11258. 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-2025:14181
- 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: 6a419cb627e9c79719abd57d
Added to database: 06/28/2026, 22:14:14 UTC
Last enriched: 06/28/2026, 22:31:24 UTC
Last updated: 07/09/2026, 07:54:18 UTC
Views: 8
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