ALAS2023-2023-390


Amazon Linux 2023 Security Advisory: ALAS-2023-390
Advisory Release Date: 2023-10-16 13:45 Pacific
Advisory Updated Date: 2023-10-18 20:10 Pacific
Severity: Important

Issue Overview:

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. (CVE-2023-44487)


Affected Packages:

tomcat9


Issue Correction:
Run dnf update tomcat9 --releasever 2023.2.20231016 to update your system.

New Packages:
noarch:
    tomcat9-webapps-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-lib-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-admin-webapps-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-servlet-4.0-api-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-jsp-2.3-api-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-el-3.0-api-9.0.71-1.amzn2023.0.6.noarch
    tomcat9-docs-webapp-9.0.71-1.amzn2023.0.6.noarch

src:
    tomcat9-9.0.71-1.amzn2023.0.6.src