The deflate_in_filter function in mod_deflate.c in the mod_deflate module in the Apache HTTP Server before 2.4.10, when request body decompression is enabled, allows remote attackers to cause a denial of service (resource consumption) via crafted request data that decompresses to a much larger size.
https://support.apple.com/HT204659
https://security.gentoo.org/glsa/201504-03
https://puppet.com/security/cve/cve-2014-0118
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04832246
https://bugzilla.redhat.com/show_bug.cgi?id=1120601
http://www.securityfocus.com/bid/68745
http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
http://www.debian.org/security/2014/dsa-2989
http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/filters/mod_deflate.c
http://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x/CHANGES
http://rhn.redhat.com/errata/RHSA-2014-1020.html
http://rhn.redhat.com/errata/RHSA-2014-1019.html
http://marc.info/?l=bugtraq&m=144493176821532&w=2
http://marc.info/?l=bugtraq&m=144050155601375&w=2
http://marc.info/?l=bugtraq&m=143748090628601&w=2
http://marc.info/?l=bugtraq&m=143403519711434&w=2
http://httpd.apache.org/security/vulnerabilities_24.html