-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: dovecot security update Advisory ID: RHSA-2020:3735-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3735 Issue date: 2020-09-14 CVE Names: CVE-2020-12100 CVE-2020-12673 CVE-2020-12674 ==================================================================== 1. Summary: An update for dovecot is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions. 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 E4S (v. 8.0) - aarch64, ppc64le, s390x, x86_64 3. Description: Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages. Security Fix(es): * dovecot: Resource exhaustion via deeply nested MIME parts (CVE-2020-12100) * dovecot: Out of bound reads in dovecot NTLM implementation (CVE-2020-12673) * dovecot: Crash due to assert in RPA implementation (CVE-2020-12674) 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1866309 - CVE-2020-12100 dovecot: Resource exhaustion via deeply nested MIME parts 1866313 - CVE-2020-12673 dovecot: Out of bound reads in dovecot NTLM implementation 1866317 - CVE-2020-12674 dovecot: Crash due to assert in RPA implementation 6. Package List: Red Hat Enterprise Linux AppStream E4S (v. 8.0): Source: dovecot-2.2.36-5.el8_0.3.src.rpm aarch64: dovecot-2.2.36-5.el8_0.3.aarch64.rpm dovecot-debuginfo-2.2.36-5.el8_0.3.aarch64.rpm dovecot-debugsource-2.2.36-5.el8_0.3.aarch64.rpm dovecot-mysql-2.2.36-5.el8_0.3.aarch64.rpm dovecot-mysql-debuginfo-2.2.36-5.el8_0.3.aarch64.rpm dovecot-pgsql-2.2.36-5.el8_0.3.aarch64.rpm dovecot-pgsql-debuginfo-2.2.36-5.el8_0.3.aarch64.rpm dovecot-pigeonhole-debuginfo-2.2.36-5.el8_0.3.aarch64.rpm ppc64le: dovecot-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-debuginfo-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-debugsource-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-mysql-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-mysql-debuginfo-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-pgsql-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-pgsql-debuginfo-2.2.36-5.el8_0.3.ppc64le.rpm dovecot-pigeonhole-debuginfo-2.2.36-5.el8_0.3.ppc64le.rpm s390x: dovecot-2.2.36-5.el8_0.3.s390x.rpm dovecot-debuginfo-2.2.36-5.el8_0.3.s390x.rpm dovecot-debugsource-2.2.36-5.el8_0.3.s390x.rpm dovecot-mysql-2.2.36-5.el8_0.3.s390x.rpm dovecot-mysql-debuginfo-2.2.36-5.el8_0.3.s390x.rpm dovecot-pgsql-2.2.36-5.el8_0.3.s390x.rpm dovecot-pgsql-debuginfo-2.2.36-5.el8_0.3.s390x.rpm dovecot-pigeonhole-debuginfo-2.2.36-5.el8_0.3.s390x.rpm x86_64: dovecot-2.2.36-5.el8_0.3.x86_64.rpm dovecot-debuginfo-2.2.36-5.el8_0.3.x86_64.rpm dovecot-debugsource-2.2.36-5.el8_0.3.x86_64.rpm dovecot-mysql-2.2.36-5.el8_0.3.x86_64.rpm dovecot-mysql-debuginfo-2.2.36-5.el8_0.3.x86_64.rpm dovecot-pgsql-2.2.36-5.el8_0.3.x86_64.rpm dovecot-pgsql-debuginfo-2.2.36-5.el8_0.3.x86_64.rpm dovecot-pigeonhole-debuginfo-2.2.36-5.el8_0.3.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-2020-12100 https://access.redhat.com/security/cve/CVE-2020-12673 https://access.redhat.com/security/cve/CVE-2020-12674 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 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX19lZtzjgjWX9erEAQij2xAAmpqGFb5CfdWt0n3ophSPsAuij6RZ/wPa QJ/GSliN+T4jITRbPI5lyNsqvt9KY2ZirCNvaWvDODC+jp5oCkz920NEjU769v7F /UlMS059FW3IBjnkfLkhUg6Iz2O4YksD7WHnS17ANUEbY/r/F/9/eCdFD5v9dIdR bnIaNFQKpMvNd8J64ore79NGxJi1THSWuf1kBIu4AG3s/M11wB6YskXYY8j1JlY6 5EBXywpZhOp+bmdGCV9dBdUCgwe0fOd6Wz8/kUKKfPEqnOO/0G8KRdBzcv/O6WOW he9nMcGE4rydrB10+pE0biBG802lpVwl8bkUN0FMNvIaq2qLddpbHB49FxfSdhtW peq8l5ze+ka/WkKgfwYXlXCPmZUrXqJ/Qgfr5Pj1ykZfGBj9pwBH8iycub3Rh3Yd 3NP0I+ezrzMMV0tuiqMmsmnYrDdGONmuBqjPs9YFOWNONRY1vRNRDcrNNC5eB2NO cjVgG0Ze3KrbAimyTViRouDCvK6STvWNSZzLhoM22P5EVTYjYfiTUOkSXeVOOMHx rFGxgjXhTBfSmGmVbf5LJByODMK54OS9qGZDJ/CIhyK4Uce50/bpEtElqPi0Yo/p UmZJr1n0nfMa4jeoB38Xd3+z7wABSNm0wEyjKHo/68n7NfnCg/m5F5+F8Kd2GGUL eaA2rOH5l9o=ipgu -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce