RHSA-2025:11333 - Security Advisory

Topic

An update for tomcat is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.

Security Fix(es):

• tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation (CVE-2024-56337)
• tomcat: Apache Tomcat: DoS via malformed HTTP/2 PRIORITY_UPDATE frame (CVE-2025-31650)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for IBM z Systems 8 s390x
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

• BZ - 2333521 - CVE-2024-56337 tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation
• BZ - 2362783 - CVE-2025-31650 tomcat: Apache Tomcat: DoS via malformed HTTP/2 PRIORITY_UPDATE frame

CVEs

• CVE-2024-56337
• CVE-2025-31650

References

• https://access.redhat.com/security/updates/classification/#important