CVE-2009-1891
Fixed in a distro release EPSS 17%
The mod_deflate module in Apache httpd 2.2.11 and earlier compresses large files until completion even after the associated network connection is closed, which allows remote attackers to cause a denial of service (CPU consumption).
Products: apache http_server, debian_linux, fedoraproject fedora, canonical ubuntu_linux, redhat enterprise_linux_desktop, redhat enterprise_linux_eus, redhat enterprise_linux_server, redhat enterprise_linux_server_aus, redhat enterprise_linux_workstation
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | apache2 | 2.2.11-7 |
| Debian 13 | apache2 | 2.2.11-7 |
| Debian 14 | apache2 | 2.2.11-7 |
| Debian 4.0 | apache2 | 2.2.3-4+etch9 |
| Debian 5.0 | apache2 | 2.2.9-10+lenny4 |
| Red Hat certificate system 7.3 | ant | 0:1.6.5-1jpp_1rh |
| Red Hat certificate system 7.3 | avalon-logkit | 0:1.2-2jpp_4rh |
| Red Hat certificate system 7.3 | axis | 0:1.2.1-1jpp_3rh |
| Red Hat certificate system 7.3 | classpathx-jaf | 0:1.0-2jpp_6rh |
| Red Hat certificate system 7.3 | classpathx-mail | 0:1.1.1-2jpp_8rh |
| Red Hat certificate system 7.3 | geronimo-ejb-2.1-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-j2ee-1.4-apis | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-j2ee-connector-1.5-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-j2ee-deployment-1.1-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-j2ee-management-1.0-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-jms-1.1-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-jsp-2.0-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-jta-1.0.1B-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-servlet-2.4-api | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-specs | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | geronimo-specs-javadoc | 0:1.0-0.M4.1jpp_10rh |
| Red Hat certificate system 7.3 | jakarta-commons-modeler | 0:2.0-3jpp_2rh |
| Red Hat certificate system 7.3 | log4j | 0:1.2.12-1jpp_1rh |
| Red Hat certificate system 7.3 | mx4j | 1:3.0.1-1jpp_4rh |
| Red Hat certificate system 7.3 | pcsc-lite | 0:1.3.3-3.el4 |
| Red Hat certificate system 7.3 | pcsc-lite-debuginfo | 0:1.3.3-3.el4 |
| Red Hat certificate system 7.3 | pcsc-lite-doc | 0:1.3.3-3.el4 |
| Red Hat certificate system 7.3 | pcsc-lite-libs | 0:1.3.3-3.el4 |
| Red Hat certificate system 7.3 | rhpki-ca | 0:7.3.0-20.el4 |
| Red Hat certificate system 7.3 | rhpki-java-tools | 0:7.3.0-10.el4 |
| Red Hat certificate system 7.3 | rhpki-kra | 0:7.3.0-14.el4 |
| Red Hat certificate system 7.3 | rhpki-manage | 0:7.3.0-19.el4 |
| Red Hat certificate system 7.3 | rhpki-native-tools | 0:7.3.0-6.el4 |
| Red Hat certificate system 7.3 | rhpki-ocsp | 0:7.3.0-13.el4 |
| Red Hat certificate system 7.3 | rhpki-tks | 0:7.3.0-13.el4 |
| Red Hat certificate system 7.3 | tomcat5 | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | tomcat5-common-lib | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | tomcat5-jasper | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | tomcat5-jsp-2.0-api | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | tomcat5-server-lib | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | tomcat5-servlet-2.4-api | 0:5.5.23-0jpp_4rh.16 |
| Red Hat certificate system 7.3 | xerces-j2 | 0:2.7.1-1jpp_1rh |
| Red Hat certificate system 7.3 | xml-commons | 0:1.3.02-2jpp_1rh |
| Red Hat certificate system 7.3 | xml-commons-apis | 0:1.3.02-2jpp_1rh |
| Red Hat Enterprise Linux 3 | httpd | 0:2.0.46-75.ent |
| Red Hat Enterprise Linux 3 | httpd-debuginfo | 0:2.0.46-75.ent |
| Red Hat Enterprise Linux 3 | httpd-devel | 0:2.0.46-75.ent |
| Red Hat Enterprise Linux 3 | mod_ssl | 1:2.0.46-75.ent |
| Red Hat Enterprise Linux 4 | httpd | 0:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 4 | httpd-debuginfo | 0:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 4 | httpd-devel | 0:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 4 | httpd-manual | 0:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 4 | httpd-suexec | 0:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 4 | mod_ssl | 1:2.0.52-41.ent.6 |
| Red Hat Enterprise Linux 5 | httpd | 0:2.2.3-22.el5_3.2 |
| Red Hat Enterprise Linux 5 | httpd-debuginfo | 0:2.2.3-22.el5_3.2 |
| Red Hat Enterprise Linux 5 | httpd-devel | 0:2.2.3-22.el5_3.2 |
| Red Hat Enterprise Linux 5 | httpd-manual | 0:2.2.3-22.el5_3.2 |
| Red Hat Enterprise Linux 5 | mod_ssl | 1:2.2.3-22.el5_3.2 |
| Red Hat jboss enterprise web server 1 | httpd | 0:2.2.10-10.ep5.el5 |
| Red Hat jboss enterprise web server 1 | httpd-devel | 0:2.2.10-10.ep5.el5 |
| Red Hat jboss enterprise web server 1 | httpd-manual | 0:2.2.10-10.ep5.el5 |
| Red Hat jboss enterprise web server 1 | httpd22 | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-apr | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-apr-devel | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-apr-util | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-apr-util-devel | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-debuginfo | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | httpd22-devel | 0:2.2.10-23.1.ep5.el4 |
| Red Hat jboss enterprise web server 1 | mod_ssl | 1:2.2.10-10.ep5.el5 |
| Red Hat jboss enterprise web server 1 | mod_ssl22 | 1:2.2.10-23.1.ep5.el4 |
| Red Hat rhel application stack 2 | httpd | 0:2.2.11-3.el5s2 |
| Red Hat rhel application stack 2 | httpd-debuginfo | 0:2.2.11-3.el5s2 |
| Red Hat rhel application stack 2 | httpd-devel | 0:2.2.11-3.el5s2 |
| Red Hat rhel application stack 2 | httpd-manual | 0:2.2.11-3.el5s2 |
| Red Hat rhel application stack 2 | mod_ssl | 1:2.2.11-3.el5s2 |
| openSUSE Tumbleweed | apache2 | 2.4.23-4.1 |