Amazon Linux 2 Security Advisory: ALAS2TOMCAT9-2025-017
Advisory Released Date: 2025-05-13
Advisory Updated Date: 2025-05-13
Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfMemoryException resulting in a denial of service.
This issue affects Apache Tomcat: from 9.0.76 through 9.0.102, from 10.1.10 through 10.1.39, from 11.0.0-M2 through 11.0.5. (CVE-2025-31650)
Affected Packages:
tomcat
Note:
This advisory is applicable to Amazon Linux 2 - Tomcat9 Extra. Visit this page to learn more about Amazon Linux 2 (AL2) Extras and this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update tomcat to update your system.
noarch:
tomcat-9.0.102-1.amzn2.0.2.noarch
tomcat-admin-webapps-9.0.102-1.amzn2.0.2.noarch
tomcat-docs-webapp-9.0.102-1.amzn2.0.2.noarch
tomcat-jsvc-9.0.102-1.amzn2.0.2.noarch
tomcat-jsp-2.3-api-9.0.102-1.amzn2.0.2.noarch
tomcat-lib-9.0.102-1.amzn2.0.2.noarch
tomcat-servlet-4.0-api-9.0.102-1.amzn2.0.2.noarch
tomcat-el-3.0-api-9.0.102-1.amzn2.0.2.noarch
tomcat-webapps-9.0.102-1.amzn2.0.2.noarch
src:
tomcat-9.0.102-1.amzn2.0.2.src