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The Apache HTTP Server 2.4.17 and 2.4.18, when mod_http2 is enabled, does not limit the number of simultaneous stream workers for a single HTTP/2 connection, which allows remote attackers to cause a denial of service (stream-processing outage) via modified flow-control windows.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Jul 6, 2016 | Jul 6, 2016 |
| Debian | — | Upgrade apache2 | Jul 30, 2024 | Jul 6, 2016 |
| Gentoo Linux | — | Upgrade www-servers/apache. | Oct 30, 2017 | Jul 6, 2016 |
| Ibm Http_server | — | Apply IBM HTTP Server version 9.0.0.0 or later | Jun 22, 2018 | Jul 6, 2016 |
| Oracle Solaris | — | Upgrade web/server/apache-22 to version 2.2.31-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24 to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-lua to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ldap to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-22/module/apache-sed to version 2.2.31-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ssl-fips-140 to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-22/documentation to version 2.2.31-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-dbd to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3Upgrade web/server/apache-24/module/apache-ssl to version 2.4.23-0.175.3.13.0.1.0 on Solaris 11.3 | May 29, 2017 | Jul 6, 2016 |
| Suse | — | Upgrade apache2-preforkUpgrade apache2-example-pagesUpgrade apache2Upgrade apache2-develUpgrade apache2-workerUpgrade apache2-utilsUpgrade apache2-doc | Dec 9, 2016 | Jul 6, 2016 |
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