Red Hat: RHSA-2021-4613 Moderate: Apache HTTP Server 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 adds the new Apache HTTP Server 2.4.37 Service Pack 10 packages that are part of the JBoss Core Services offering.
This release serves as a replacement for Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 9 and includes bug fixes and enhancements. Refer to the Release Notes for information on the most significant bug fixes and enhancements included in this release.
Security Fix(es):
* httpd: Single zero byte stack overflow in mod_auth_digest (CVE-2020-35452) * httpd: mod_session NULL pointer dereference in parser (CVE-2021-26690) * httpd: Heap overflow in mod_session (CVE-2021-26691) * httpd: mod_proxy_wstunnel tunneling of non Upgraded connection (CVE-2019-17567) * httpd: MergeSlashes regression (CVE-2021-30641) * httpd: mod_proxy NULL pointer dereference (CVE-2020-13950) * jbcs-httpd24-openssl: openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841) * openssl: Read buffer overruns processing ASN.1 strings (CVE-2021-3712) * openssl: integer overflow in CipherUpdate (CVE-2021-23840) * pcre: buffer over-read in JIT when UTF is disabled (CVE-2019-20838) * pcre: integer overflow in libpcre (CVE-2020-14155)
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.