RedHat: RHSA-2019-3232:01 Moderate: polkit security update

    Date29 Oct 2019
    CategoryRed Hat
    262
    Posted ByLinuxSecurity Advisories
    An update for polkit is now available for Red Hat Enterprise Linux 7.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
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                       Red Hat Security Advisory
    
    Synopsis:          Moderate: polkit security update
    Advisory ID:       RHSA-2019:3232-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2019:3232
    Issue date:        2019-10-29
    CVE Names:         CVE-2018-19788 
    =====================================================================
    
    1. Summary:
    
    An update for polkit is now available for Red Hat Enterprise Linux 7.6
    Extended Update Support.
    
    Red Hat Product Security has rated this update as having a security impact
    of Moderate. 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 ComputeNode EUS (v. 7.6) - x86_64
    Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - noarch, x86_64
    Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64
    
    3. Description:
    
    The polkit packages provide a component for controlling system-wide
    privileges. This component provides a uniform and organized way for
    non-privileged processes to communicate with privileged ones.
    
    Security Fix(es):
    
    * polkit: Improper handling of user with uid > INT_MAX leading to
    authentication bypass (CVE-2018-19788)
    
    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/):
    
    1655925 - CVE-2018-19788 polkit: Improper handling of user with uid > INT_MAX leading to authentication bypass
    
    6. Package List:
    
    Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
    
    Source:
    polkit-0.112-18.el7_6.2.src.rpm
    
    x86_64:
    polkit-0.112-18.el7_6.2.i686.rpm
    polkit-0.112-18.el7_6.2.x86_64.rpm
    polkit-debuginfo-0.112-18.el7_6.2.i686.rpm
    polkit-debuginfo-0.112-18.el7_6.2.x86_64.rpm
    
    Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
    
    noarch:
    polkit-docs-0.112-18.el7_6.2.noarch.rpm
    
    x86_64:
    polkit-debuginfo-0.112-18.el7_6.2.i686.rpm
    polkit-debuginfo-0.112-18.el7_6.2.x86_64.rpm
    polkit-devel-0.112-18.el7_6.2.i686.rpm
    polkit-devel-0.112-18.el7_6.2.x86_64.rpm
    
    Red Hat Enterprise Linux Server EUS (v. 7.6):
    
    Source:
    polkit-0.112-18.el7_6.2.src.rpm
    
    noarch:
    polkit-docs-0.112-18.el7_6.2.noarch.rpm
    
    ppc64:
    polkit-0.112-18.el7_6.2.ppc.rpm
    polkit-0.112-18.el7_6.2.ppc64.rpm
    polkit-debuginfo-0.112-18.el7_6.2.ppc.rpm
    polkit-debuginfo-0.112-18.el7_6.2.ppc64.rpm
    polkit-devel-0.112-18.el7_6.2.ppc.rpm
    polkit-devel-0.112-18.el7_6.2.ppc64.rpm
    
    ppc64le:
    polkit-0.112-18.el7_6.2.ppc64le.rpm
    polkit-debuginfo-0.112-18.el7_6.2.ppc64le.rpm
    polkit-devel-0.112-18.el7_6.2.ppc64le.rpm
    
    s390x:
    polkit-0.112-18.el7_6.2.s390.rpm
    polkit-0.112-18.el7_6.2.s390x.rpm
    polkit-debuginfo-0.112-18.el7_6.2.s390.rpm
    polkit-debuginfo-0.112-18.el7_6.2.s390x.rpm
    polkit-devel-0.112-18.el7_6.2.s390.rpm
    polkit-devel-0.112-18.el7_6.2.s390x.rpm
    
    x86_64:
    polkit-0.112-18.el7_6.2.i686.rpm
    polkit-0.112-18.el7_6.2.x86_64.rpm
    polkit-debuginfo-0.112-18.el7_6.2.i686.rpm
    polkit-debuginfo-0.112-18.el7_6.2.x86_64.rpm
    polkit-devel-0.112-18.el7_6.2.i686.rpm
    polkit-devel-0.112-18.el7_6.2.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-2018-19788
    https://access.redhat.com/security/updates/classification/#moderate
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2019 Red Hat, Inc.
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