-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: cyrus-imapd security update Advisory ID: RHSA-2021:3546-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:3546 Issue date: 2021-09-15 CVE Names: CVE-2021-33582 ==================================================================== 1. Summary: An update for cyrus-imapd is now available for Red Hat Enterprise Linux 8.1 Extended Update Support. 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 EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64 3. Description: The Cyrus IMAP server provides access to personal mail, system-wide bulletin boards, news-feeds, calendar and contacts through the IMAP, JMAP, NNTP, CalDAV and CardDAV protocols. Security Fix(es): * cyrus-imapd: Denial of service via string hashing algorithm collisions (CVE-2021-33582) 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/): 1993232 - CVE-2021-33582 cyrus-imapd: Denial of service via string hashing algorithm collisions 6. Package List: Red Hat Enterprise Linux AppStream EUS (v. 8.1): Source: cyrus-imapd-3.0.7-16.el8_1.1.src.rpm aarch64: cyrus-imapd-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-debuginfo-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-debugsource-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-utils-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-utils-debuginfo-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-vzic-3.0.7-16.el8_1.1.aarch64.rpm cyrus-imapd-vzic-debuginfo-3.0.7-16.el8_1.1.aarch64.rpm ppc64le: cyrus-imapd-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-debuginfo-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-debugsource-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-utils-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-utils-debuginfo-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-vzic-3.0.7-16.el8_1.1.ppc64le.rpm cyrus-imapd-vzic-debuginfo-3.0.7-16.el8_1.1.ppc64le.rpm s390x: cyrus-imapd-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-debuginfo-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-debugsource-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-utils-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-utils-debuginfo-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-vzic-3.0.7-16.el8_1.1.s390x.rpm cyrus-imapd-vzic-debuginfo-3.0.7-16.el8_1.1.s390x.rpm x86_64: cyrus-imapd-3.0.7-16.el8_1.1.i686.rpm cyrus-imapd-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-debuginfo-3.0.7-16.el8_1.1.i686.rpm cyrus-imapd-debuginfo-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-debugsource-3.0.7-16.el8_1.1.i686.rpm cyrus-imapd-debugsource-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-utils-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-utils-debuginfo-3.0.7-16.el8_1.1.i686.rpm cyrus-imapd-utils-debuginfo-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-vzic-3.0.7-16.el8_1.1.x86_64.rpm cyrus-imapd-vzic-debuginfo-3.0.7-16.el8_1.1.i686.rpm cyrus-imapd-vzic-debuginfo-3.0.7-16.el8_1.1.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-2021-33582 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYUGku9zjgjWX9erEAQihSw//equriEYND2FQAM1dgL42rjqoEUX7Y5Ps VKidhmDE2DnTG/r4rug4IGrhb4i9L0GY0d6d5QDBIRvNz6ogbBOPwK7M+47XPXYT qNj3t8gWtqIJSzBiNuYNwOloD9VfX1JxIHsJBkpfI/1EoHSQWJhG8vEATAYug6fQ K45i9sRKUJG+EWf79Rg4QC9EiE8pv+DTC+ySUOAgI7stWpv5BJx/GS6MWiPu1zuz uEx79iJeNuvVk8AvtlqhPs180R2lm72dWBw4x9PdSzAun8IHA/sFkDf/SxM3zg98 jXb0pdrGLdFC15eOrpqW2I9Ydr1fsPzKGuA82zsTUVD3FPkqH1xyfuTqQFs8OJjF xoCfToSfISjDnrpG6AKXtAFZauvC/ocNacASv+2qK8Tm7lKt23wMA79zi6RbRyOP 2V5mo7EhlO08t/eLP2Fak5x0Jip1qFmM4OTUAUX/sn34WHm3yUczyLrXzmzoGOLW 375Yb8fgB5RmIM9z6t4jF9ZfldQXsbjpOE6cpKGN5C8NfKx53KrEDIOroDVjexVB rFfQt1H0ZOmQilJsFtnDnydCQPjytzSnxMgBNpcfUnm35ZC8cFNYlc2sZbysAeDI C5Woe5ZZMjeOyutohXHLjtp/RbZG5feTMm1mknTvnXMWqkK7LHqUmlndfLu7zLgb jtieinepBTQ=pxxA -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce