Oval Definition:oval:com.redhat.rhsa:def:20215241
Revision Date:2021-12-21Version:638
Title:RHSA-2021:5241: kernel-rt security and bug fix update (Moderate)
Description:The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

  • kernel: In Overlayfs missing a check for a negative dentry before calling vfs_rename() (CVE-2021-20321)

    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-rt: update RT source tree to the RHEL-8.5.z1 source tree (BZ#2023988)

  • [rt] RHEL-8.6: disable KASAN, KCSAN and UBSAN for kernel-rt (BZ#2026384)
  • Family:unixClass:patch
    Status:Reference(s):CVE-2021-20321
    RHSA-2021:5241
    Platform(s):Red Hat Enterprise Linux 8
    Product(s):
    Definition Synopsis
  • Red Hat Enterprise Linux must be installed
  • OR Package Information
  • Red Hat Enterprise Linux 8 is installed
  • OR Red Hat CoreOS 4 is installed
  • AND
  • kernel-rt earlier than 0:4.18.0-348.7.1.rt7.137.el8_5 is currently running
  • OR kernel-rt earlier than 0:4.18.0-348.7.1.rt7.137.el8_5 is set to boot up on next boot
  • AND
  • kernel-rt is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt is signed with Red Hat redhatrelease2 key
  • kernel-rt-core is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-core is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug-core is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug-core is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug-devel is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug-devel is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug-kvm is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug-kvm is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug-modules is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug-modules is signed with Red Hat redhatrelease2 key
  • kernel-rt-debug-modules-extra is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-debug-modules-extra is signed with Red Hat redhatrelease2 key
  • kernel-rt-devel is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-devel is signed with Red Hat redhatrelease2 key
  • kernel-rt-kvm is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-kvm is signed with Red Hat redhatrelease2 key
  • kernel-rt-modules is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-modules is signed with Red Hat redhatrelease2 key
  • kernel-rt-modules-extra is earlier than 0:4.18.0-348.7.1.rt7.137.el8_5
  • AND kernel-rt-modules-extra is signed with Red Hat redhatrelease2 key
  • BACK