ELA-1071-1 tomcat8 security update

denial of service

2024-04-11
Packagetomcat8
Version8.5.54-0+deb9u15 (stretch)
Related CVEs CVE-2024-23672 CVE-2024-24549


Two security vulnerabilities have been discovered in the Tomcat servlet and JSP engine.

CVE-2024-24549

 Denial of Service due to improper input validation vulnerability for
 HTTP/2. When processing an HTTP/2 request, if the request exceeded any of
 the configured limits for headers, the associated HTTP/2 stream was not
 reset until after all of the headers had been processed.

CVE-2024-23672

 Denial of Service via incomplete cleanup vulnerability. It was possible
 for WebSocket clients to keep WebSocket connections open leading to
 increased resource consumption.


For Debian 9 stretch, these problems have been fixed in version 8.5.54-0+deb9u15.

We recommend that you upgrade your tomcat8 packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.