Two issues have been found in the Apache HTTPD web server: CVE-2010-0408 mod_proxy_ajp would return the wrong status code if it encountered an error, causing a backend server to be put into an error state until the retry timeout expired. A remote attacker could send malicious requests to trigger this issue, resulting in denial of service. CVE-2010-0434 A flaw in the core subrequest process code was found, which could lead to a daemon crash or disclosure of sensitive information if the headers of a subrequest were modified by modules such as mod_headers. For the stable distribution , these problems have been fixed in version 2.2.9-10+lenny7. For the testing distribution and the unstable distribution , these problems have been fixed in version 2.2.15-1. This advisory also provides updated apache2-mpm-itk packages which have been recompiled against the new apache2 packages. We recommend that you upgrade your apache2 and apache2-mpm-itk packages.