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    RedHat: RHSA-2020-4279:01 Important: kernel-alt security update

    Date 19 Oct 2020
    271
    Posted By LinuxSecurity Advisories
    An update for kernel-alt is now available for Red Hat Enterprise Linux 7. 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: kernel-alt security update
    Advisory ID:       RHSA-2020:4279-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:4279
    Issue date:        2020-10-19
    CVE Names:         CVE-2020-12351 CVE-2020-12352 CVE-2020-16166 
                       CVE-2020-25212 
    =====================================================================
    
    1. Summary:
    
    An update for kernel-alt is now available for Red Hat Enterprise Linux 7.
    
    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 for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, noarch, ppc64le, s390x
    Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le
    
    3. Description:
    
    The kernel-alt packages provide the Linux kernel version 4.x.
    
    Security Fix(es):
    
    * kernel: net: bluetooth: type confusion while processing AMP packets
    (CVE-2020-12351)
    
    * kernel: net: bluetooth: information leak when processing certain AMP
    packets (CVE-2020-12352)
    
    * kernel: information exposure in drivers/char/random.c and
    kernel/time/timer.c (CVE-2020-16166)
    
    * kernel: TOCTOU mismatch in the NFS client code (CVE-2020-25212)
    
    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
    
    The system must be rebooted for this update to take effect.
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    1865751 - CVE-2020-16166 kernel: information exposure in drivers/char/random.c and kernel/time/timer.c
    1877575 - CVE-2020-25212 kernel: TOCTOU mismatch in the NFS client code
    1886521 - CVE-2020-12351 kernel: net: bluetooth: type confusion while processing AMP packets
    1886529 - CVE-2020-12352 kernel: net: bluetooth: information leak when processing certain AMP packets
    
    6. Package List:
    
    Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
    
    Source:
    kernel-alt-4.14.0-115.32.1.el7a.src.rpm
    
    aarch64:
    kernel-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debug-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debug-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debug-devel-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debuginfo-common-aarch64-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-devel-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-headers-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-tools-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-tools-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-tools-libs-4.14.0-115.32.1.el7a.aarch64.rpm
    perf-4.14.0-115.32.1.el7a.aarch64.rpm
    perf-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    python-perf-4.14.0-115.32.1.el7a.aarch64.rpm
    python-perf-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    
    noarch:
    kernel-abi-whitelists-4.14.0-115.32.1.el7a.noarch.rpm
    kernel-doc-4.14.0-115.32.1.el7a.noarch.rpm
    
    ppc64le:
    kernel-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-bootwrapper-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debug-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debug-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debuginfo-common-ppc64le-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-devel-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-headers-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-tools-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-tools-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-tools-libs-4.14.0-115.32.1.el7a.ppc64le.rpm
    perf-4.14.0-115.32.1.el7a.ppc64le.rpm
    perf-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    python-perf-4.14.0-115.32.1.el7a.ppc64le.rpm
    python-perf-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    
    s390x:
    kernel-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-debug-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-debug-debuginfo-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-debug-devel-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-debuginfo-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-debuginfo-common-s390x-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-devel-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-headers-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-kdump-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-kdump-debuginfo-4.14.0-115.32.1.el7a.s390x.rpm
    kernel-kdump-devel-4.14.0-115.32.1.el7a.s390x.rpm
    perf-4.14.0-115.32.1.el7a.s390x.rpm
    perf-debuginfo-4.14.0-115.32.1.el7a.s390x.rpm
    python-perf-4.14.0-115.32.1.el7a.s390x.rpm
    python-perf-debuginfo-4.14.0-115.32.1.el7a.s390x.rpm
    
    Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
    
    aarch64:
    kernel-debug-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-debuginfo-common-aarch64-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-tools-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    kernel-tools-libs-devel-4.14.0-115.32.1.el7a.aarch64.rpm
    perf-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    python-perf-debuginfo-4.14.0-115.32.1.el7a.aarch64.rpm
    
    noarch:
    kernel-doc-4.14.0-115.32.1.el7a.noarch.rpm
    
    ppc64le:
    kernel-debug-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debug-devel-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-debuginfo-common-ppc64le-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-tools-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    kernel-tools-libs-devel-4.14.0-115.32.1.el7a.ppc64le.rpm
    perf-debuginfo-4.14.0-115.32.1.el7a.ppc64le.rpm
    python-perf-debuginfo-4.14.0-115.32.1.el7a.ppc64le.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-2020-12351
    https://access.redhat.com/security/cve/CVE-2020-12352
    https://access.redhat.com/security/cve/CVE-2020-16166
    https://access.redhat.com/security/cve/CVE-2020-25212
    https://access.redhat.com/security/updates/classification/#important
    https://access.redhat.com/security/vulnerabilities/BleedingTooth
    
    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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