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    RedHat: RHSA-2020-3226:01 Important: kernel security and bug fix update

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    An update for kernel 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 Important. A Common Vulnerability Scoring System (CVSS) base score,
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: kernel security and bug fix update
    Advisory ID:       RHSA-2020:3226-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:3226
    Issue date:        2020-07-29
    CVE Names:         CVE-2020-10757 CVE-2020-12653 CVE-2020-12654 
    =====================================================================
    
    1. Summary:
    
    An update for kernel 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 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 ComputeNode EUS (v. 7.6) - noarch, x86_64
    Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) - x86_64
    Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64, ppc64le, s390x, x86_64
    Red Hat Enterprise Linux Server Optional EUS (v. 7.6) - ppc64, ppc64le, x86_64
    
    3. Description:
    
    The kernel packages contain the Linux kernel, the core of any Linux
    operating system.
    
    Security Fix(es):
    
    * kernel: kernel: DAX hugepages not considered during mremap
    (CVE-2020-10757)
    
    * kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in
    drivers/net/wireless/marvell/mwifiex/scan.c (CVE-2020-12653)
    
    * kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function
    in drivers/net/wireless/marvell/mwifiex/wmm.c (CVE-2020-12654)
    
    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.
    
    Bug Fix(es):
    
    * kernel: provide infrastructure to support dual-signing of the kernel
    (foundation to help address CVE-2020-10713) (BZ#1837427)
    
    * Fix dpdk regression introduced by bz1837297 (BZ#1852775)
    
    * Possible race condition updating the cfg structure in
    __assign_irq_vector. (BZ#1854552)
    
    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
    
    The system must be rebooted for this update to take effect.
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    1831868 - CVE-2020-12653 kernel: buffer overflow in mwifiex_cmd_append_vsie_tlv function in drivers/net/wireless/marvell/mwifiex/scan.c
    1832530 - CVE-2020-12654 kernel: heap-based buffer overflow in mwifiex_ret_wmm_get_status function in drivers/net/wireless/marvell/mwifiex/wmm.c
    1842525 - CVE-2020-10757 kernel: kernel: DAX hugepages not considered during mremap
    
    6. Package List:
    
    Red Hat Enterprise Linux ComputeNode EUS (v. 7.6):
    
    Source:
    kernel-3.10.0-957.58.2.el7.src.rpm
    
    noarch:
    kernel-abi-whitelists-3.10.0-957.58.2.el7.noarch.rpm
    kernel-doc-3.10.0-957.58.2.el7.noarch.rpm
    
    x86_64:
    bpftool-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-devel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-devel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-headers-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-libs-3.10.0-957.58.2.el7.x86_64.rpm
    perf-3.10.0-957.58.2.el7.x86_64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    
    Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6):
    
    x86_64:
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-libs-devel-3.10.0-957.58.2.el7.x86_64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    
    Red Hat Enterprise Linux Server EUS (v. 7.6):
    
    Source:
    kernel-3.10.0-957.58.2.el7.src.rpm
    
    noarch:
    kernel-abi-whitelists-3.10.0-957.58.2.el7.noarch.rpm
    kernel-doc-3.10.0-957.58.2.el7.noarch.rpm
    
    ppc64:
    kernel-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-bootwrapper-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debug-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debug-devel-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debuginfo-common-ppc64-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-devel-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-headers-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-tools-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-tools-libs-3.10.0-957.58.2.el7.ppc64.rpm
    perf-3.10.0-957.58.2.el7.ppc64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    python-perf-3.10.0-957.58.2.el7.ppc64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    
    ppc64le:
    kernel-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-bootwrapper-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debug-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debuginfo-common-ppc64le-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-devel-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-headers-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-tools-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-tools-libs-3.10.0-957.58.2.el7.ppc64le.rpm
    perf-3.10.0-957.58.2.el7.ppc64le.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    python-perf-3.10.0-957.58.2.el7.ppc64le.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    
    s390x:
    kernel-3.10.0-957.58.2.el7.s390x.rpm
    kernel-debug-3.10.0-957.58.2.el7.s390x.rpm
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
    kernel-debug-devel-3.10.0-957.58.2.el7.s390x.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
    kernel-debuginfo-common-s390x-3.10.0-957.58.2.el7.s390x.rpm
    kernel-devel-3.10.0-957.58.2.el7.s390x.rpm
    kernel-headers-3.10.0-957.58.2.el7.s390x.rpm
    kernel-kdump-3.10.0-957.58.2.el7.s390x.rpm
    kernel-kdump-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
    kernel-kdump-devel-3.10.0-957.58.2.el7.s390x.rpm
    perf-3.10.0-957.58.2.el7.s390x.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
    python-perf-3.10.0-957.58.2.el7.s390x.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.s390x.rpm
    
    x86_64:
    bpftool-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debug-devel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-devel-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-headers-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-libs-3.10.0-957.58.2.el7.x86_64.rpm
    perf-3.10.0-957.58.2.el7.x86_64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    
    Red Hat Enterprise Linux Server Optional EUS (v. 7.6):
    
    ppc64:
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-debuginfo-common-ppc64-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    kernel-tools-libs-devel-3.10.0-957.58.2.el7.ppc64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64.rpm
    
    ppc64le:
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debug-devel-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-debuginfo-common-ppc64le-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    kernel-tools-libs-devel-3.10.0-957.58.2.el7.ppc64le.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.ppc64le.rpm
    
    x86_64:
    kernel-debug-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    kernel-tools-libs-devel-3.10.0-957.58.2.el7.x86_64.rpm
    perf-debuginfo-3.10.0-957.58.2.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-957.58.2.el7.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-2020-10757
    https://access.redhat.com/security/cve/CVE-2020-12653
    https://access.redhat.com/security/cve/CVE-2020-12654
    https://access.redhat.com/security/updates/classification/#important
    https://access.redhat.com/security/vulnerabilities/grub2bootloader
    
    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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