Linux Security
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    Linux Security

    RedHat: RHSA-2020-4332:01 Important: kpatch-patch security update

    Date 26 Oct 2020
    177
    Posted By LinuxSecurity Advisories
    An update for kpatch-patch 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,
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: kpatch-patch security update
    Advisory ID:       RHSA-2020:4332-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:4332
    Issue date:        2020-10-26
    CVE Names:         CVE-2020-14385 CVE-2020-14386 
    =====================================================================
    
    1. Summary:
    
    An update for kpatch-patch 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 BaseOS EUS (v. 8.1) - 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 EUS (v. 8.1):
    
    Source:
    kpatch-patch-4_18_0-147-1-18.el8.src.rpm
    kpatch-patch-4_18_0-147_0_2-1-14.el8.src.rpm
    kpatch-patch-4_18_0-147_0_3-1-14.el8.src.rpm
    kpatch-patch-4_18_0-147_13_2-1-5.el8_1.src.rpm
    kpatch-patch-4_18_0-147_20_1-1-4.el8_1.src.rpm
    kpatch-patch-4_18_0-147_24_2-1-2.el8_1.src.rpm
    kpatch-patch-4_18_0-147_27_1-1-2.el8_1.src.rpm
    kpatch-patch-4_18_0-147_3_1-1-14.el8_1.src.rpm
    kpatch-patch-4_18_0-147_5_1-1-9.el8_1.src.rpm
    kpatch-patch-4_18_0-147_8_1-1-7.el8_1.src.rpm
    
    ppc64le:
    kpatch-patch-4_18_0-147-1-18.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147-debuginfo-1-18.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147-debugsource-1-18.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147_0_2-1-14.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147_0_2-debuginfo-1-14.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147_0_2-debugsource-1-14.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147_0_3-1-14.el8.ppc64le.rpm
    kpatch-patch-4_18_0-147_13_2-1-5.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_13_2-debuginfo-1-5.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_13_2-debugsource-1-5.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_20_1-1-4.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_20_1-debuginfo-1-4.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_20_1-debugsource-1-4.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_24_2-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_24_2-debuginfo-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_24_2-debugsource-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_27_1-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_27_1-debuginfo-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_27_1-debugsource-1-2.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_3_1-1-14.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_5_1-1-9.el8_1.ppc64le.rpm
    kpatch-patch-4_18_0-147_8_1-1-7.el8_1.ppc64le.rpm
    
    x86_64:
    kpatch-patch-4_18_0-147-1-18.el8.x86_64.rpm
    kpatch-patch-4_18_0-147-debuginfo-1-18.el8.x86_64.rpm
    kpatch-patch-4_18_0-147-debugsource-1-18.el8.x86_64.rpm
    kpatch-patch-4_18_0-147_0_2-1-14.el8.x86_64.rpm
    kpatch-patch-4_18_0-147_0_2-debuginfo-1-14.el8.x86_64.rpm
    kpatch-patch-4_18_0-147_0_2-debugsource-1-14.el8.x86_64.rpm
    kpatch-patch-4_18_0-147_0_3-1-14.el8.x86_64.rpm
    kpatch-patch-4_18_0-147_13_2-1-5.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_13_2-debuginfo-1-5.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_13_2-debugsource-1-5.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_20_1-1-4.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_20_1-debuginfo-1-4.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_20_1-debugsource-1-4.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_24_2-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_24_2-debuginfo-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_24_2-debugsource-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_27_1-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_27_1-debuginfo-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_27_1-debugsource-1-2.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_3_1-1-14.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_5_1-1-9.el8_1.x86_64.rpm
    kpatch-patch-4_18_0-147_8_1-1-7.el8_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-2020-14385
    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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