(RHSA-2022:7144) Important: Red Hat JBoss Core Services Apache HTTP Server 2.4.51 security update

Red Hat JBoss Core Services is a set of supplementary software for Red Hat JBoss middleware products. This software, such as Apache HTTP Server, is common to multiple JBoss middleware products, and is packaged under Red Hat JBoss Core Services to allow for faster distribution of updates, and for a more consistent update experience.

This release of Red Hat JBoss Core Services Apache HTTP Server 2.4.51 serves as a replacement for Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 10, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.

Security Fix(es):

• zlib: A flaw found in zlib when compressing (not decompressing) certain inputs (CVE-2018-25032)

• expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)

• expat: Namespace-separator characters in “xmlns[:prefix]” attribute values can lead to arbitrary code execution (CVE-2022-25236)

• expat: Integer overflow in storeRawNames() (CVE-2022-25315)

• httpd: Request splitting via HTTP/2 method injection and mod_proxy (CVE-2021-33193)

• httpd: mod_proxy_uwsgi: out-of-bounds read via a crafted request uri-path (CVE-2021-36160)

• httpd: Out-of-bounds write in ap_escape_quotes() via malicious input (CVE-2021-39275)

• httpd: NULL pointer dereference via crafted request during HTTP/2 request processing (CVE-2021-41524)

• httpd: possible NULL dereference or SSRF in forward proxy configurations (CVE-2021-44224)

• expat: Large number of prefixed XML attributes on a single tag can crash libexpat (CVE-2021-45960)

• expat: Integer overflow in doProlog in xmlparse.c (CVE-2021-46143)

• expat: Integer overflow in addBinding in xmlparse.c (CVE-2022-22822)

• expat: Integer overflow in build_model in xmlparse.c (CVE-2022-22823)

• expat: Integer overflow in defineAttribute in xmlparse.c (CVE-2022-22824)

• expat: Integer overflow in lookup in xmlparse.c (CVE-2022-22825)

• expat: Integer overflow in nextScaffoldPart in xmlparse.c (CVE-2022-22826)

• expat: Integer overflow in storeAtts in xmlparse.c (CVE-2022-22827)

• expat: Integer overflow in function XML_GetBuffer (CVE-2022-23852)

• expat: stack exhaustion in doctype parsing (CVE-2022-25313)

• expat: integer overflow in copyString() (CVE-2022-25314)

• expat: integer overflow in the doProlog function (CVE-2022-23990)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.