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    RedHat: RHSA-2020-4331:01 Important: kpatch-patch security update

    Date 26 Oct 2020
    177
    Posted By LinuxSecurity Advisories
    An update 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: kpatch-patch security update
    Advisory ID:       RHSA-2020:4331-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:4331
    Issue date:        2020-10-26
    CVE Names:         CVE-2020-14385 CVE-2020-14386 
    =====================================================================
    
    1. Summary:
    
    An update 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 Enterprise Linux BaseOS (v. 8) - ppc64le, x86_64
    
    3. Description:
    
    This is a kernel live patch module which is automatically loaded by the RPM
    post-install script to modify the code of a running kernel.
    
    Security Fix(es):
    
    * kernel: metadata validator in XFS may cause an inode with a valid,
    user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)
    
    * kernel: memory corruption in net/packet/af_packet.c leads to elevation of
    privilege (CVE-2020-14386)
    
    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/):
    
    1874800 - CVE-2020-14385 kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt
    1875699 - CVE-2020-14386 kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege
    
    6. Package List:
    
    Red Hat Enterprise Linux BaseOS (v. 8):
    
    Source:
    kpatch-patch-4_18_0-193-1-7.el8.src.rpm
    kpatch-patch-4_18_0-193_13_2-1-2.el8_2.src.rpm
    kpatch-patch-4_18_0-193_14_3-1-2.el8_2.src.rpm
    kpatch-patch-4_18_0-193_19_1-1-2.el8_2.src.rpm
    kpatch-patch-4_18_0-193_1_2-1-5.el8_2.src.rpm
    kpatch-patch-4_18_0-193_6_3-1-4.el8_2.src.rpm
    
    ppc64le:
    kpatch-patch-4_18_0-193-1-7.el8.ppc64le.rpm
    kpatch-patch-4_18_0-193-debuginfo-1-7.el8.ppc64le.rpm
    kpatch-patch-4_18_0-193-debugsource-1-7.el8.ppc64le.rpm
    kpatch-patch-4_18_0-193_13_2-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_13_2-debuginfo-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_13_2-debugsource-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_14_3-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_14_3-debuginfo-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_14_3-debugsource-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_19_1-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_19_1-debuginfo-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_19_1-debugsource-1-2.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_1_2-1-5.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_1_2-debuginfo-1-5.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_1_2-debugsource-1-5.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_6_3-1-4.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_6_3-debuginfo-1-4.el8_2.ppc64le.rpm
    kpatch-patch-4_18_0-193_6_3-debugsource-1-4.el8_2.ppc64le.rpm
    
    x86_64:
    kpatch-patch-4_18_0-193-1-7.el8.x86_64.rpm
    kpatch-patch-4_18_0-193-debuginfo-1-7.el8.x86_64.rpm
    kpatch-patch-4_18_0-193-debugsource-1-7.el8.x86_64.rpm
    kpatch-patch-4_18_0-193_13_2-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_13_2-debuginfo-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_13_2-debugsource-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_14_3-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_14_3-debuginfo-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_14_3-debugsource-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_19_1-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_19_1-debuginfo-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_19_1-debugsource-1-2.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_1_2-1-5.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_1_2-debuginfo-1-5.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_1_2-debugsource-1-5.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_6_3-1-4.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_6_3-debuginfo-1-4.el8_2.x86_64.rpm
    kpatch-patch-4_18_0-193_6_3-debugsource-1-4.el8_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-2020-14385
    https://access.redhat.com/security/cve/CVE-2020-14386
    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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