{"id":"UBUNTU-CVE-2014-3581","details":"The cache_merge_headers_out function in modules/cache/cache_util.c in the mod_cache module in the Apache HTTP Server before 2.4.11 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty HTTP Content-Type header.","modified":"2026-02-04T03:57:52.900088Z","published":"2014-10-10T00:00:00Z","related":["USN-2523-1"],"upstream":["CVE-2014-3581"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-3581"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2523-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-3581"}],"affected":[{"package":{"name":"apache2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/apache2@2.4.7-1ubuntu4.4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.7-1ubuntu4.4"}]}],"versions":["2.4.6-2ubuntu2","2.4.6-2ubuntu3","2.4.6-2ubuntu4","2.4.7-1ubuntu1","2.4.7-1ubuntu2","2.4.7-1ubuntu3","2.4.7-1ubuntu4","2.4.7-1ubuntu4.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"apache2","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-bin","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-data","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-dev","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-mpm-event","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-mpm-itk","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-mpm-prefork","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-mpm-worker","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-suexec","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-suexec-custom","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-suexec-pristine","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2-utils","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"apache2.2-bin","binary_version":"2.4.7-1ubuntu4.4"},{"binary_name":"libapache2-mod-macro","binary_version":"1:2.4.7-1ubuntu4.4"},{"binary_name":"libapache2-mod-proxy-html","binary_version":"1:2.4.7-1ubuntu4.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-3581.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}