RedHat: RHSA-2020-2901:01 Important: dovecot security update

    Date 13 Jul 2020
    158
    Posted By LinuxSecurity Advisories
    An update for dovecot 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
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: dovecot security update
    Advisory ID:       RHSA-2020:2901-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2901
    Issue date:        2020-07-13
    CVE Names:         CVE-2020-10957 
    =====================================================================
    
    1. Summary:
    
    An update for dovecot 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 CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64
    Red Hat Enterprise Linux AppStream (v. 8) - 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: malformed NOOP commands leads to DoS (CVE-2020-10957)
    
    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/):
    
    1834317 - CVE-2020-10957 dovecot: malformed NOOP commands leads to DoS
    
    6. Package List:
    
    Red Hat Enterprise Linux AppStream (v. 8):
    
    Source:
    dovecot-2.3.8-2.el8_2.1.src.rpm
    
    aarch64:
    dovecot-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-mysql-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pgsql-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pigeonhole-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    
    ppc64le:
    dovecot-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-mysql-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pgsql-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pigeonhole-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    
    s390x:
    dovecot-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-mysql-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pgsql-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pigeonhole-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    
    x86_64:
    dovecot-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-mysql-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pgsql-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pigeonhole-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    
    Red Hat CodeReady Linux Builder (v. 8):
    
    aarch64:
    dovecot-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-devel-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.aarch64.rpm
    
    ppc64le:
    dovecot-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-devel-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.ppc64le.rpm
    
    s390x:
    dovecot-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-devel-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.s390x.rpm
    
    x86_64:
    dovecot-2.3.8-2.el8_2.1.i686.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.i686.rpm
    dovecot-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.i686.rpm
    dovecot-debugsource-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-devel-2.3.8-2.el8_2.1.i686.rpm
    dovecot-devel-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.i686.rpm
    dovecot-mysql-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.i686.rpm
    dovecot-pgsql-debuginfo-2.3.8-2.el8_2.1.x86_64.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.i686.rpm
    dovecot-pigeonhole-debuginfo-2.3.8-2.el8_2.1.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-2020-10957
    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.
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