title: Red Hat Security Advisory: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP3 security update
description: expat: large number of colons in input makes parser consume high amount of resources, leading to DoS httpd: mod_http2: read-after-free on a string compare httpd: mod_http2: possible crash on late upgrade expat: heap-based buffer over-read via crafted XML input libxml2: memory leak in xmlParseBalancedChunkMemoryRecover in parser.c libxml2: memory leak in xmlSchemaPreRun in xmlschemas.c httpd: mod_proxy_ftp use of uninitialized value libxml2: infinite loop in xmlStringLenDecodeEntities in some end-of-file situations nghttp2: overly large SETTINGS frames can lead to DoS
cpes: cpe:/a:redhat:jboss_core_services:1