-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP11 security update Advisory ID: RHSA-2022:1390-01 Product: Red Hat JBoss Core Services Advisory URL: https://access.redhat.com/errata/RHSA-2022:1390 Issue date: 2022-04-20 CVE Names: CVE-2021-3516 CVE-2021-3517 CVE-2021-3518 CVE-2021-3537 CVE-2021-3541 CVE-2022-0778 CVE-2022-22720 CVE-2022-23308 ==================================================================== 1. Summary: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 11 zip release for Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, and Microsoft Windows is available. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Description: 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 11 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 10 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): * jbcs-httpd24-httpd: httpd: HTTP request smuggling vulnerability in Apache HTTP Server 2.4.52 and earlier (CVE-2022-22720) * libxml2: use-after-free in xmlXIncludeDoProcess() in xinclude.c (CVE-2021-3518) * libxml2: heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3517) * libxml2: use-after-free in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3516) * libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms (CVE-2021-3541) * libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode (CVE-2021-3537) * libxml2: Use-after-free of ID and IDREF attributes (CVE-2022-23308) * openssl: Infinite loop in BN_mod_sqrt() reachable when parsing certificates (CVE-2022-0778) 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. 3. Solution: Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. The References section of this erratum contains a download link for the update. You must be logged in to download the update. 4. Bugs fixed (https://bugzilla.redhat.com/): 1950515 - CVE-2021-3541 libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms 1954225 - CVE-2021-3516 libxml2: Use-after-free in xmlEncodeEntitiesInternal() in entities.c 1954232 - CVE-2021-3517 libxml2: Heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c 1954242 - CVE-2021-3518 libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c 1956522 - CVE-2021-3537 libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode 2056913 - CVE-2022-23308 libxml2: Use-after-free of ID and IDREF attributes 2062202 - CVE-2022-0778 openssl: Infinite loop in BN_mod_sqrt() reachable when parsing certificates 2064321 - CVE-2022-22720 httpd: Errors encountered during the discarding of request body lead to HTTP request smuggling 5. References: https://access.redhat.com/security/cve/CVE-2021-3516 https://access.redhat.com/security/cve/CVE-2021-3517 https://access.redhat.com/security/cve/CVE-2021-3518 https://access.redhat.com/security/cve/CVE-2021-3537 https://access.redhat.com/security/cve/CVE-2021-3541 https://access.redhat.com/security/cve/CVE-2022-0778 https://access.redhat.com/security/cve/CVE-2022-22720 https://access.redhat.com/security/cve/CVE-2022-23308 https://access.redhat.com/security/updates/classification/#important 6. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYmCHYdzjgjWX9erEAQjJjA//TlmKlXUIUrAzFHiX4FK6jnOSYJYvpzrm E4CfkuZuL6WO/ygsBTHjAtvx6t+qT7R+lppp9qCMjf9WAtOLe3IvLUNA9XLmC6bC V1WaZ7MafCRqUtoX6LSsxVqGZJuK2t4W5n0YVX1OdDBT3/1IxeztweKUN0exw8XV zmsfBCr8W/B6MwbICKGv3M0DhUkqAtNrBrhTcZeVdFfUOB1VZoIb4kNH3qj5o9kH 0xG/Bx3Phz9LuTEhTmb/Ze0jypXoLJPBntew8Ti38wAenwgDTy9pGeLYyCIFJn2Q tGU53FhiSsCxQT0Gy9JEiB+43zQNNFdO9wDl2mWTT3fAgt5rkBLLCcQ5u6vH2MDb MHV5jjWQq8TBEWoNOstbAOwTCLrjTQlb3B0wd5nXZFRVmKiBGfbrQN8TepnztzLU Q3O2vLw9dlLGWwAx5/gioolUzEpzh//ojnve30By7aHhoOyKBurWP4HlfS9kT/V8 sqi564YiWK6o5O3USUB08XRKKqcuaJ/Wj6MzNZNsLYgIw7pEx62AsuFIIHXGu4N4 QYYKYqyThck7GVUMkKEP7zAAqO7w1cBmT5RZdqtTPv3khfUL7Z0Xfr1Ze/cRRHbL H6hsmdpsToz3etPpkAzzRWRV4648gJtdeyLbk1GrqZvb2NOINhb6hjckesY8byfh ejI4MjWMI50=bUZn -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce