Oval Definition:oval:com.redhat.rhsa:def:20210336
Revision Date:2021-02-02Version:640
Title:RHSA-2021:0336: kernel security, bug fix, and enhancement update (Moderate)
Description:The kernel packages contain the Linux kernel, the core of any Linux operating system.

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)

    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):

  • double free issue in filelayout_alloc_commit_info (BZ#1679980)

  • Regression: Plantronics Device SHS2355-11 PTT button does not work after update to 7.7 (BZ#1769502)

  • Openstack network node reports unregister_netdevice: waiting for qr-3cec0c92-9a to become free. Usage count = 1 (BZ#1809519)

  • dlm: add ability to interrupt waiting for acquire POSIX lock (BZ#1826858)

  • [Azure][RHEL7] soft lockups and performance loss occurring during final fsync with parallel dd writes to xfs filesystem in azure instance (BZ#1859364)

  • Guest crashed when hotplug vcpus on booting kernel stage (BZ#1866138)

  • 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. (BZ#1872110)

  • [DELL EMC 7.6 BUG] Kioxia CM6 NVMe drive fails to enumerate (BZ#1883403)

  • [Hyper-V][RHEL7] Request to included a commit that adds a timeout to vmbus_wait_for_unload (BZ#1888979)

  • Unable to discover the LUNs from new storage port (BZ#1889311)

  • RHEL 7.9 Kernel panic at ceph_put_snap_realm+0x21 (BZ#1890386)

  • 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(). (BZ#1890911)

  • ethtool/mlx5_core provides incorrect SFP module info (BZ#1896756)

  • RHEL7.7 - zcrypt: Fix ZCRYPT_PERDEV_REQCNT ioctl (BZ#1896826)

  • RHEL7.7 - s390/dasd: Fix zero write for FBA devices (BZ#1896839)

  • [Azure]IP forwarding issue in netvsc[7.9.z] (BZ#1898280)

  • Security patch for CVE-2020-25212 breaks directory listings via 'ls' on NFS V4.2 shares mounted with selinux enabled labels (BZ#1917504)

    Enhancement(s):

  • RFE : handle better ERRbaduid on SMB1 (BZ#1847041)
  • Family:unixClass:patch
    Status:Reference(s):CVE-2020-15436
    CVE-2020-35513
    RHSA-2021:0336
    Platform(s):Red Hat Enterprise Linux 7
    Product(s):
    Definition Synopsis
  • Red Hat Enterprise Linux must be installed
  • OR Package Information
  • Red Hat Enterprise Linux 7 is installed
  • AND
  • kernel earlier than 0:3.10.0-1160.15.2.el7 is currently running
  • OR kernel earlier than 0:3.10.0-1160.15.2.el7 is set to boot up on next boot
  • AND
  • bpftool is earlier than 0:3.10.0-1160.15.2.el7
  • AND bpftool is signed with Red Hat redhatrelease2 key
  • kernel is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel is signed with Red Hat redhatrelease2 key
  • kernel-abi-whitelists is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-abi-whitelists is signed with Red Hat redhatrelease2 key
  • kernel-bootwrapper is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-bootwrapper is signed with Red Hat redhatrelease2 key
  • kernel-debug is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-debug is signed with Red Hat redhatrelease2 key
  • kernel-debug-devel is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-debug-devel is signed with Red Hat redhatrelease2 key
  • kernel-devel is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-devel is signed with Red Hat redhatrelease2 key
  • kernel-doc is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-doc is signed with Red Hat redhatrelease2 key
  • kernel-kdump is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-kdump is signed with Red Hat redhatrelease2 key
  • kernel-kdump-devel is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-kdump-devel is signed with Red Hat redhatrelease2 key
  • kernel-tools is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-tools is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-tools-libs is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs-devel is earlier than 0:3.10.0-1160.15.2.el7
  • AND kernel-tools-libs-devel is signed with Red Hat redhatrelease2 key
  • perf is earlier than 0:3.10.0-1160.15.2.el7
  • AND perf is signed with Red Hat redhatrelease2 key
  • python-perf is earlier than 0:3.10.0-1160.15.2.el7
  • AND python-perf is signed with Red Hat redhatrelease2 key
  • BACK