-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: httpd:2.4 security update Advisory ID: RHSA-2019:2893-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2893 Issue date: 2019-09-24 CVE Names: CVE-2019-9517 ===================================================================== 1. Summary: An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8. 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. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es): * HTTP/2: request for large response leads to denial of service (CVE-2019-9517) 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. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 After installing the updated packages, the httpd daemon will be restarted automatically. 5. Bugs fixed (https://bugzilla.redhat.com/): 1741868 - CVE-2019-9517 HTTP/2: request for large response leads to denial of service 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: httpd-2.4.37-12.module+el8.0.0+4096+eb40e6da.src.rpm mod_http2-1.11.3-3.module+el8.0.0+4096+eb40e6da.src.rpm aarch64: httpd-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm httpd-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm httpd-debugsource-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm httpd-devel-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm httpd-tools-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm httpd-tools-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_http2-1.11.3-3.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_http2-debuginfo-1.11.3-3.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_http2-debugsource-1.11.3-3.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_ldap-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_ldap-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_md-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_md-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_proxy_html-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_proxy_html-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_session-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_session-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_ssl-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm mod_ssl-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.aarch64.rpm noarch: httpd-filesystem-2.4.37-12.module+el8.0.0+4096+eb40e6da.noarch.rpm httpd-manual-2.4.37-12.module+el8.0.0+4096+eb40e6da.noarch.rpm ppc64le: httpd-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm httpd-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm httpd-debugsource-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm httpd-devel-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm httpd-tools-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm httpd-tools-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_http2-1.11.3-3.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_http2-debuginfo-1.11.3-3.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_http2-debugsource-1.11.3-3.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_ldap-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_ldap-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_md-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_md-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_proxy_html-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_proxy_html-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_session-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_session-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_ssl-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm mod_ssl-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.ppc64le.rpm s390x: httpd-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm httpd-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm httpd-debugsource-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm httpd-devel-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm httpd-tools-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm httpd-tools-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_http2-1.11.3-3.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_http2-debuginfo-1.11.3-3.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_http2-debugsource-1.11.3-3.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_ldap-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_ldap-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_md-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_md-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_proxy_html-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_proxy_html-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_session-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_session-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_ssl-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm mod_ssl-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.s390x.rpm x86_64: httpd-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm httpd-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm httpd-debugsource-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm httpd-devel-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm httpd-tools-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm httpd-tools-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_http2-1.11.3-3.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_http2-debuginfo-1.11.3-3.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_http2-debugsource-1.11.3-3.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_ldap-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_ldap-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_md-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_md-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_proxy_html-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_proxy_html-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_session-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_session-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_ssl-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm mod_ssl-debuginfo-2.4.37-12.module+el8.0.0+4096+eb40e6da.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2019-9517 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXYof/9zjgjWX9erEAQh+qxAAkSG1+igtdLq+wiuzNfRDG9Pvs6pG9GVA Yt51cG+nQYrFK7E4nurK+A3NIph8I78/xJ1puCcHrta5f8C+v4Gc5l2Fmx1QxFlL 3iJJJ32syuBnKOuZBhh1pibskLSD4rslKgq211fZLCIgwdOUzAto2sFd9oNORm2e uDR7xfAMh5o+V6bW4UFABpcydDm5LjCMLS9u8CzLNIv9k7rvQKzg2NDFB8yH6+SO +Mc4C4EgJMXSlNK/AP5dF6F/phOlDwbTsMmjZLs/xUHSJfzCGmKDK53XXvrWbMcC 7AoBB9MPF5kHyx5fTvTAAQHY0Q3juCk2C0XtWw8Nxiq8FQV99tUR3nSZ8CjMiqx4 N+T42+1kZdf1FZFHDtvYIGXpAlMRmWnV8ZWKMhoyZ7Y3QBDOpDSO7FVHLkDdh1vu xVS+Q2FVdr0mLRkxVaCDFG8/9L9721VanoKNA7H7h56BCxTePFkep1H9aaIW+8T/ xT40ZP+0WWGTmVeCgC59oxNypqjLETDFYYLramYpp5j2Aa7Djq85NJ8abS4ZKfM+ gATphlPyWY842o+A3kNJ7Df546GSICMcPXvb+FzyGxEKJ9TS6J8n1gu+as3eXcbx RF+wVFnv2LJL2dsGkD5bonZYMM1dvXv2fjDihY76wwLUawrDbCBiAelodrKI/N4P mJ7zHo77q5E= =4hRw -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce