Linux Security
    Linux Security
    Linux Security

    SciLinux: SLSA-2021-0336-1 Moderate: kernel on SL7.x x86_64

    Date 02 Feb 2021
    212
    Posted By LinuxSecurity Advisories
    kernel: use-after-free in fs/block_dev.c (CVE-2020-15436) * kernel: Nfsd failure to clear umask after processing an open or create (CVE-2020-35513) Bug Fix(es): * double free issue in filelayout_alloc_commit_info * Regression: Plantronics Device SHS2355-11 PTT button does not work after update to 7.7 * Openstack network node reports unregister_netdevice: waiting for qr- 3cec0c92-9a to bec [More...]
    Synopsis:          Moderate: kernel security, bug fix, and enhancement update
    Advisory ID:       SLSA-2021:0336-1
    Issue Date:        2021-02-02
    CVE Numbers:       CVE-2020-15436
                       CVE-2020-35513
    --
    
    Security Fix(es):
    
    * kernel: use-after-free in fs/block_dev.c (CVE-2020-15436)
    
    * kernel: Nfsd failure to clear umask after processing an open or create
    (CVE-2020-35513)
    
    Bug Fix(es):
    
    * double free issue in filelayout_alloc_commit_info
    
    * Regression: Plantronics Device SHS2355-11 PTT button does not work after
    update to 7.7
    
    * Openstack network node reports unregister_netdevice: waiting for qr-
    3cec0c92-9a to become free. Usage count = 1
    
    * dlm: add ability to interrupt waiting for acquire POSIX lock
    
    * [Azure][SL7] soft lockups and performance loss occurring during final
    fsync with parallel dd writes to xfs filesystem in azure instance
    
    * Guest crashed when hotplug vcpus on booting kernel stage
    
    * soft lockup occurs while a thread group leader is waiting on
    tasklist_waiters in mm_update_next_owner() where a huge number of the
    thread group members are exiting and trying to take the tasklist_lock.
    
    * [DELL EMC 7.6 BUG] Kioxia CM6 NVMe drive fails to enumerate
    
    * [Hyper-V][SL7] Request to included a commit that adds a timeout to
    vmbus_wait_for_unload
    
    * Unable to discover the LUNs from new storage port
    
    * SL 7.9 Kernel panic at ceph_put_snap_realm+0x21
    
    * A hard lockup occurrs where one task is looping in an sk_lock spinlock
    that has been taken by another task running timespec64_add_ns().
    
    * ethtool/mlx5_core provides incorrect SFP module info
    
    * SL7.7 - zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl
    
    * SL7.7 - s390/dasd: Fix zero write for FBA devices
    
    * [Azure]IP forwarding issue in netvsc[7.9.z]
    
    * Security patch for CVE-2020-25212 breaks directory listings via 'ls' on
    NFS V4.2 shares mounted with selinux enabled labels
    
    Enhancement(s):
    
    * RFE : handle better ERRbaduid on SMB1
    --
    
    SL7
      x86_64
        bpftool-3.10.0-1160.15.2.el7.x86_64.rpm
        bpftool-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-debug-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-debug-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-debug-devel-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-debuginfo-common-x86_64-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-devel-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-headers-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-tools-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-tools-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-tools-libs-3.10.0-1160.15.2.el7.x86_64.rpm
        perf-3.10.0-1160.15.2.el7.x86_64.rpm
        perf-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        python-perf-3.10.0-1160.15.2.el7.x86_64.rpm
        python-perf-debuginfo-3.10.0-1160.15.2.el7.x86_64.rpm
        kernel-tools-libs-devel-3.10.0-1160.15.2.el7.x86_64.rpm
      noarch
        kernel-abi-whitelists-3.10.0-1160.15.2.el7.noarch.rpm
        kernel-doc-3.10.0-1160.15.2.el7.noarch.rpm
    
    - Scientific Linux Development Team
    

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