Oval Definition:oval:com.redhat.rhsa:def:20212570
Revision Date:2021-06-29Version:640
Title:RHSA-2021:2570: kernel security and bug fix update (Important)
Description:The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

  • kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan (CVE-2021-33034)

  • kernel: security bypass in certs/blacklist.c and certs/system_keyring.c (CVE-2020-26541)

    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):

  • [ESXi][RHEL-8] VMXNET3 v4 causes invalid checksums of inner packets of VXLAN tunnel (BZ#1960702)

  • fnic crash from invalid request pointer (BZ#1961705)

  • GFS2: Failed FS thaw call makes the entire snapshot failed. (BZ#1961849)

  • dm writecache: fix performance degradation in ssd mode (BZ#1962241)

  • Kernel BUG with act_ct and IP fragments (BZ#1963940)

  • core: backports from upstream (BZ#1963952)

  • Hibernate resume on RHEL fails in Amazon EC2 C5.18xlarge instance (BZ#1964930)

  • [SanityOnly] panic caused by i40e_msix_clean_rings (BZ#1964962)

  • tc reclassification limit is too low for OVN (BZ#1965148)

  • tc action ct nat src addr does not work while used with ct nat dst addr together (BZ#1965150)

  • CNB: Rebase/update TC subsystem for RHEL 8.5 (BZ#1965457)

  • sctp: crash due to use after free of sctp_transport structure (BZ#1965632)
  • Family:unixClass:patch
    Status:Reference(s):CVE-2020-26541
    CVE-2021-33034
    RHSA-2021:2570
    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 earlier than 0:4.18.0-305.7.1.el8_4 is currently running
  • OR kernel earlier than 0:4.18.0-305.7.1.el8_4 is set to boot up on next boot
  • AND
  • bpftool is earlier than 0:4.18.0-305.7.1.el8_4
  • AND bpftool is signed with Red Hat redhatrelease2 key
  • kernel is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel is signed with Red Hat redhatrelease2 key
  • kernel-abi-stablelists is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-abi-stablelists is signed with Red Hat redhatrelease2 key
  • kernel-core is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-core is signed with Red Hat redhatrelease2 key
  • kernel-cross-headers is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-cross-headers is signed with Red Hat redhatrelease2 key
  • kernel-debug is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-debug is signed with Red Hat redhatrelease2 key
  • kernel-debug-core is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-debug-core is signed with Red Hat redhatrelease2 key
  • kernel-debug-devel is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-debug-devel is signed with Red Hat redhatrelease2 key
  • kernel-debug-modules is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-debug-modules is signed with Red Hat redhatrelease2 key
  • kernel-debug-modules-extra is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-debug-modules-extra is signed with Red Hat redhatrelease2 key
  • kernel-devel is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-devel is signed with Red Hat redhatrelease2 key
  • kernel-doc is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-doc is signed with Red Hat redhatrelease2 key
  • kernel-modules is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-modules is signed with Red Hat redhatrelease2 key
  • kernel-modules-extra is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-modules-extra is signed with Red Hat redhatrelease2 key
  • kernel-tools is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-tools is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-tools-libs is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs-devel is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-tools-libs-devel is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-zfcpdump is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-core is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-zfcpdump-core is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-devel is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-zfcpdump-devel is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-modules is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-zfcpdump-modules is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-modules-extra is earlier than 0:4.18.0-305.7.1.el8_4
  • AND kernel-zfcpdump-modules-extra is signed with Red Hat redhatrelease2 key
  • perf is earlier than 0:4.18.0-305.7.1.el8_4
  • AND perf is signed with Red Hat redhatrelease2 key
  • python3-perf is earlier than 0:4.18.0-305.7.1.el8_4
  • AND python3-perf is signed with Red Hat redhatrelease2 key
  • BACK