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tomcat: OutOfMemoryException caused by HTTP/2 connection leak could lead to DoS

🗓️ 04 Aug 2020 11:31:54Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Tomcat h2c leak after upgrade to HTTP version two may exhaust memory and cause denial of service.

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Red Hat Enterprise Linux6noarchjws5-tomcat9.0.30-5.redhat_6.1.el6jwsjws5-tomcat-9.0.30-5.redhat_6.1.el6jws.noarch.rpm
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Red Hat Enterprise Linux8noarchjws5-tomcat9.0.30-5.redhat_6.1.el8jwsjws5-tomcat-9.0.30-5.redhat_6.1.el8jws.noarch.rpm
Red Hat Enterprise Linux6noarchjws5-tomcat-admin-webapps9.0.30-5.redhat_6.1.el6jwsjws5-tomcat-admin-webapps-9.0.30-5.redhat_6.1.el6jws.noarch.rpm
Red Hat Enterprise Linux7noarchjws5-tomcat-admin-webapps9.0.30-5.redhat_6.1.el7jwsjws5-tomcat-admin-webapps-9.0.30-5.redhat_6.1.el7jws.noarch.rpm
Red Hat Enterprise Linux8noarchjws5-tomcat-admin-webapps9.0.30-5.redhat_6.1.el8jwsjws5-tomcat-admin-webapps-9.0.30-5.redhat_6.1.el8jws.noarch.rpm
Red Hat Enterprise Linux6noarchjws5-tomcat-docs-webapp9.0.30-5.redhat_6.1.el6jwsjws5-tomcat-docs-webapp-9.0.30-5.redhat_6.1.el6jws.noarch.rpm
Red Hat Enterprise Linux7noarchjws5-tomcat-docs-webapp9.0.30-5.redhat_6.1.el7jwsjws5-tomcat-docs-webapp-9.0.30-5.redhat_6.1.el7jws.noarch.rpm
Red Hat Enterprise Linux8noarchjws5-tomcat-docs-webapp9.0.30-5.redhat_6.1.el8jwsjws5-tomcat-docs-webapp-9.0.30-5.redhat_6.1.el8jws.noarch.rpm
Red Hat Enterprise Linux6noarchjws5-tomcat-el-3.0-api9.0.30-5.redhat_6.1.el6jwsjws5-tomcat-el-3.0-api-9.0.30-5.redhat_6.1.el6jws.noarch.rpm
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28 Jun 2026 12:33Current
7.1High risk
Vulners AI Score7.1
CVSS 25
CVSS 3.17.5
EPSS0.64124
CWE-400
tomcatmemory leakdenial of serviceweb protocol twoupgrade impactprocessor leak
4