{"id":"UBUNTU-CVE-2024-24549","details":"Denial of Service due to improper input validation vulnerability for HTTP/2 requests in Apache Tomcat. 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.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Other, older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.","modified":"2026-05-20T16:08:46.211740437Z","published":"2024-03-13T16:15:00Z","related":["USN-7562-1"],"upstream":["CVE-2024-24549"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-24549"},{"type":"REPORT","url":"https://lists.apache.org/thread/4c50rmomhbbsdgfjsgwlb51xdwfjdcvg"},{"type":"REPORT","url":"https://github.com/apache/tomcat/commit/d07c82194edb69d99b438828fe2cbfadbb207843"},{"type":"REPORT","url":"https://github.com/apache/tomcat/commit/8e03be9f2698f2da9027d40b9e9c0c9429b74dc0"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-24549"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7562-1"}],"affected":[{"package":{"name":"tomcat8","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/tomcat8?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.5.39-1ubuntu1~18.04.3+esm5"}]}],"versions":["8.5.21-1ubuntu1","8.5.29-1","8.5.30-1","8.5.30-1ubuntu1","8.5.30-1ubuntu1.2","8.5.30-1ubuntu1.3","8.5.30-1ubuntu1.4","8.5.39-1ubuntu1~18.04.1","8.5.39-1ubuntu1~18.04.2","8.5.39-1ubuntu1~18.04.3","8.5.39-1ubuntu1~18.04.3+esm1","8.5.39-1ubuntu1~18.04.3+esm2","8.5.39-1ubuntu1~18.04.3+esm3","8.5.39-1ubuntu1~18.04.3+esm4"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat8-embed-java","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"libtomcat8-java","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8-admin","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8-common","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8-docs","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8-examples","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"},{"binary_name":"tomcat8-user","binary_version":"8.5.39-1ubuntu1~18.04.3+esm5"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat9","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/tomcat9?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.16-3ubuntu0.18.04.2+esm7"}]}],"versions":["9.0.16-3~18.04.1","9.0.16-3ubuntu0.18.04.1","9.0.16-3ubuntu0.18.04.2","9.0.16-3ubuntu0.18.04.2+esm1","9.0.16-3ubuntu0.18.04.2+esm2","9.0.16-3ubuntu0.18.04.2+esm3","9.0.16-3ubuntu0.18.04.2+esm4","9.0.16-3ubuntu0.18.04.2+esm5","9.0.16-3ubuntu0.18.04.2+esm6"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat9-embed-java","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"libtomcat9-java","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9-admin","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9-common","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9-docs","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9-examples","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"},{"binary_name":"tomcat9-user","binary_version":"9.0.16-3ubuntu0.18.04.2+esm7"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat9","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/tomcat9?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1ubuntu0.9+esm2"}]}],"versions":["9.0.24-1","9.0.27-1","9.0.31-1","9.0.31-1ubuntu0.1","9.0.31-1ubuntu0.2","9.0.31-1ubuntu0.3","9.0.31-1ubuntu0.4","9.0.31-1ubuntu0.5","9.0.31-1ubuntu0.6","9.0.31-1ubuntu0.7","9.0.31-1ubuntu0.8","9.0.31-1ubuntu0.9","9.0.31-1ubuntu0.9+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat9-embed-java","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"libtomcat9-java","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9-admin","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9-common","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9-docs","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9-examples","binary_version":"9.0.31-1ubuntu0.9+esm2"},{"binary_name":"tomcat9-user","binary_version":"9.0.31-1ubuntu0.9+esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat9","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/tomcat9?arch=source&distro=esm-apps%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.58-1ubuntu0.2+esm3"}]}],"versions":["9.0.43-3","9.0.54-1","9.0.55-1","9.0.58-1","9.0.58-1ubuntu0.1","9.0.58-1ubuntu0.1+esm1","9.0.58-1ubuntu0.1+esm2","9.0.58-1ubuntu0.1+esm3","9.0.58-1ubuntu0.1+esm4","9.0.58-1ubuntu0.2","9.0.58-1ubuntu0.2+esm1","9.0.58-1ubuntu0.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat9-embed-java","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"libtomcat9-java","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9-admin","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9-common","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9-docs","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9-examples","binary_version":"9.0.58-1ubuntu0.2+esm3"},{"binary_name":"tomcat9-user","binary_version":"9.0.58-1ubuntu0.2+esm3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat10","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/tomcat10?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.1.16-1ubuntu0.1~esm2"}]}],"versions":["10.1.10-1","10.1.14-1","10.1.15-1","10.1.16-1","10.1.16-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat10-embed-java","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"libtomcat10-java","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10-admin","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10-common","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10-docs","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10-examples","binary_version":"10.1.16-1ubuntu0.1~esm2"},{"binary_name":"tomcat10-user","binary_version":"10.1.16-1ubuntu0.1~esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat9","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/tomcat9?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.70-2ubuntu0.1+esm2"}]}],"versions":["9.0.70-1ubuntu1","9.0.70-2","9.0.70-2ubuntu0.1","9.0.70-2ubuntu0.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat9-java","binary_version":"9.0.70-2ubuntu0.1+esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat11","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/tomcat11?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.0.6-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat11-embed-java","binary_version":"11.0.6-1"},{"binary_name":"libtomcat11-java","binary_version":"11.0.6-1"},{"binary_name":"tomcat11","binary_version":"11.0.6-1"},{"binary_name":"tomcat11-admin","binary_version":"11.0.6-1"},{"binary_name":"tomcat11-common","binary_version":"11.0.6-1"},{"binary_name":"tomcat11-docs","binary_version":"11.0.6-1"},{"binary_name":"tomcat11-examples","binary_version":"11.0.6-1"},{"binary_name":"tomcat11-user","binary_version":"11.0.6-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat9","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/tomcat9?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.70-2ubuntu3"}]}],"versions":["9.0.70-2ubuntu1.1","9.0.70-2ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat9-java","binary_version":"9.0.70-2ubuntu3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}},{"package":{"name":"tomcat11","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/tomcat11?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.0.6-1","11.0.11-1","11.0.15-1","11.0.18-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libtomcat11-embed-java","binary_version":"11.0.18-1"},{"binary_name":"libtomcat11-java","binary_version":"11.0.18-1"},{"binary_name":"tomcat11","binary_version":"11.0.18-1"},{"binary_name":"tomcat11-admin","binary_version":"11.0.18-1"},{"binary_name":"tomcat11-common","binary_version":"11.0.18-1"},{"binary_name":"tomcat11-docs","binary_version":"11.0.18-1"},{"binary_name":"tomcat11-examples","binary_version":"11.0.18-1"},{"binary_name":"tomcat11-user","binary_version":"11.0.18-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-24549.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}