RedHat: RHSA-2020-2831:01 Important: kernel security and bug fix update

    Date 07 Jul 2020
    131
    Posted By LinuxSecurity Advisories
    An update for kernel is now available for Red Hat Enterprise Linux 7.2 Advanced 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,
    -----BEGIN PGP SIGNED MESSAGE-----
    Hash: SHA256
    
    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: kernel security and bug fix update
    Advisory ID:       RHSA-2020:2831-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:2831
    Issue date:        2020-07-07
    CVE Names:         CVE-2020-12888 
    =====================================================================
    
    1. Summary:
    
    An update for kernel is now available for Red Hat Enterprise Linux 7.2
    Advanced 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 Server AUS (v. 7.2) - noarch, x86_64
    Red Hat Enterprise Linux Server Optional AUS (v. 7.2) - x86_64
    
    3. Description:
    
    The kernel packages contain the Linux kernel, the core of any Linux
    operating system.
    
    Security Fix(es):
    
    * Kernel: vfio: access to disabled MMIO space of some devices may lead to
    DoS scenario (CVE-2020-12888)
    
    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: hw: provide reporting and microcode mitigation toggle for
    CVE-2020-0543 / Special Register Buffer Data Sampling (SRBDS) (BZ#1840674)
    
    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/):
    
    1836244 - CVE-2020-12888 Kernel: vfio: access to disabled MMIO space of some devices may lead to DoS scenario
    
    6. Package List:
    
    Red Hat Enterprise Linux Server AUS (v. 7.2):
    
    Source:
    kernel-3.10.0-327.89.1.el7.src.rpm
    
    noarch:
    kernel-abi-whitelists-3.10.0-327.89.1.el7.noarch.rpm
    kernel-doc-3.10.0-327.89.1.el7.noarch.rpm
    
    x86_64:
    kernel-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debug-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debug-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debug-devel-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-devel-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-headers-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-tools-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-tools-libs-3.10.0-327.89.1.el7.x86_64.rpm
    perf-3.10.0-327.89.1.el7.x86_64.rpm
    perf-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    python-perf-3.10.0-327.89.1.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    
    Red Hat Enterprise Linux Server Optional AUS (v. 7.2):
    
    x86_64:
    kernel-debug-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-debuginfo-common-x86_64-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-tools-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    kernel-tools-libs-devel-3.10.0-327.89.1.el7.x86_64.rpm
    perf-debuginfo-3.10.0-327.89.1.el7.x86_64.rpm
    python-perf-debuginfo-3.10.0-327.89.1.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-2020-12888
    https://access.redhat.com/security/updates/classification/#important
    https://access.redhat.com/solutions/5142691
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2020 Red Hat, Inc.
    -----BEGIN PGP SIGNATURE-----
    Version: GnuPG v1
    
    iQIVAwUBXwQyXtzjgjWX9erEAQhgwRAAlimi5qJYboD7pW0/nzaEIsQkwyjS7Erq
    XJevfRwhYynpDKLXHkohbxzG7PWi2nUZZnRsCNkWGyL6VCs7B3IJKUa9ltSOISof
    IN6INlmYgCpdpFs4LIM3iDDBbmOVkdtqQ7BQqL3TVMhW9jnGioBZ4lPCMceoVy7l
    ZhJXx+ZXrRl9X0naRXybrgKGhdij46SlosPkeR2E9+hIBPjnA3lzJI1gc1UbkEtE
    DCV0OfIfGbvirFvYD1CiWILg8V+lZ3b4ZCcjr/xctYb7Xr4oVLUQH0YDhytFVXDP
    ETz0x5hnsAgqC4kJ1y1oaI3kMjAfjYmrtYTe0KFBhPu0vTBnwcg4mVivuUNo+sW+
    q0645fbNWfYDn2dPGgGvb7kY5qo2xgLVX3BC8qNdW/3BSDsqqpGe1UCY3/jd1PCx
    DyuItCkHB/l+OKtzyc+CRNlYfXOvMscPtOvWMmLp+c7vQ8OGVDiIAzGx2G2iuBh5
    z/edqABp7yYBfXuheOCPUD7/tqmxskUzLAFQ5P3YSNY1kNxHXtKnOdYTSFsXuR4G
    nDE/+xB9FWMLIzhzQ+A/sSBbA35l77+fOwpISboI7GBxOPOsvpVgvYJMGrPoW2BH
    D9RqZc9i8kaQmXhHMfD/JtbBDlUnuDPdhM7960/sLuBVULzElkPsFNkBuJOhnp6w
    Q1l7DiqK7uw=
    =+YaP
    -----END PGP SIGNATURE-----
    
    --
    RHSA-announce mailing list
    This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.redhat.com/mailman/listinfo/rhsa-announce
    

    LinuxSecurity Poll

    Are you planning to use the 1Password password manager now that it is available to Linux users?

    No answer selected. Please try again.
    Please select either existing option or enter your own, however not both.
    Please select minimum 0 answer(s) and maximum 3 answer(s).
    /main-polls/35-are-you-planning-to-use-the-1password-password-manager-now-that-it-is-available-to-linux-users?task=poll.vote&format=json
    35
    radio
    [{"id":"122","title":"Yes","votes":"1","type":"x","order":"1","pct":25,"resources":[]},{"id":"123","title":"No ","votes":"2","type":"x","order":"2","pct":50,"resources":[]},{"id":"124","title":"Not sure at the moment","votes":"1","type":"x","order":"3","pct":25,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
    bottom 200

    Advisories

    Please enable / Bitte aktiviere JavaScript!
    Veuillez activer / Por favor activa el Javascript![ ? ]

    We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.