Candidate: CVE-2011-4415 PublicDate: 2011-11-08 11:55:00 UTC References: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4415 http://www.gossamer-threads.com/lists/apache/dev/403775 http://thread.gmane.org/gmane.comp.apache.devel/46339/focus=46783 Description: The ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, does not restrict the size of values of environment variables, which allows local users to cause a denial of service (memory consumption or NULL pointer dereference) via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, related to (1) the "len +=" statement and (2) the apr_pcalloc function call, a different vulnerability than CVE-2011-3607. Ubuntu-Description: Notes: mdeslaur> Apache doesn't consider this to be a security issue. Ignoring. Bugs: Priority: low Discovered-by: Assigned-to: mdeslaur CVSS: Patches_apache2: upstream_apache2: ignored hardy_apache2: ignored lucid_apache2: ignored maverick_apache2: ignored natty_apache2: ignored oneiric_apache2: ignored devel_apache2: ignored