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    RedHat: RHSA-2020-5638:01 Important: libpq security update

    Date 21 Dec 2020
    219
    Posted By LinuxSecurity Advisories
    An update for libpq 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,
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: libpq security update
    Advisory ID:       RHSA-2020:5638-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:5638
    Issue date:        2020-12-21
    CVE Names:         CVE-2020-25694 CVE-2020-25696 
    =====================================================================
    
    1. Summary:
    
    An update for libpq 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:
    
    The libpq package provides the PostgreSQL client library, which allows
    client programs to connect to PostgreSQL servers. 
    
    The following packages have been upgraded to a later upstream version:
    libpq (12.5). (BZ#1898225, BZ#1901562)
    
    Security Fix(es):
    
    * postgresql: Reconnection can downgrade connection security settings
    (CVE-2020-25694)
    
    * postgresql: psql's \gset allows overwriting specially treated variables
    (CVE-2020-25696)
    
    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/):
    
    1894423 - CVE-2020-25694 postgresql: Reconnection can downgrade connection security settings
    1894430 - CVE-2020-25696 postgresql: psql's \gset allows overwriting specially treated variables
    
    6. Package List:
    
    Red Hat Enterprise Linux AppStream E4S (v. 8.0):
    
    Source:
    libpq-12.5-1.el8_0.src.rpm
    
    aarch64:
    libpq-12.5-1.el8_0.aarch64.rpm
    libpq-debuginfo-12.5-1.el8_0.aarch64.rpm
    libpq-debugsource-12.5-1.el8_0.aarch64.rpm
    libpq-devel-12.5-1.el8_0.aarch64.rpm
    libpq-devel-debuginfo-12.5-1.el8_0.aarch64.rpm
    
    ppc64le:
    libpq-12.5-1.el8_0.ppc64le.rpm
    libpq-debuginfo-12.5-1.el8_0.ppc64le.rpm
    libpq-debugsource-12.5-1.el8_0.ppc64le.rpm
    libpq-devel-12.5-1.el8_0.ppc64le.rpm
    libpq-devel-debuginfo-12.5-1.el8_0.ppc64le.rpm
    
    s390x:
    libpq-12.5-1.el8_0.s390x.rpm
    libpq-debuginfo-12.5-1.el8_0.s390x.rpm
    libpq-debugsource-12.5-1.el8_0.s390x.rpm
    libpq-devel-12.5-1.el8_0.s390x.rpm
    libpq-devel-debuginfo-12.5-1.el8_0.s390x.rpm
    
    x86_64:
    libpq-12.5-1.el8_0.i686.rpm
    libpq-12.5-1.el8_0.x86_64.rpm
    libpq-debuginfo-12.5-1.el8_0.i686.rpm
    libpq-debuginfo-12.5-1.el8_0.x86_64.rpm
    libpq-debugsource-12.5-1.el8_0.i686.rpm
    libpq-debugsource-12.5-1.el8_0.x86_64.rpm
    libpq-devel-12.5-1.el8_0.i686.rpm
    libpq-devel-12.5-1.el8_0.x86_64.rpm
    libpq-devel-debuginfo-12.5-1.el8_0.i686.rpm
    libpq-devel-debuginfo-12.5-1.el8_0.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-2020-25694
    https://access.redhat.com/security/cve/CVE-2020-25696
    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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