Oval Definition:oval:com.redhat.rhsa:def:20204286
Revision Date:2020-10-20Version:643
Title:RHSA-2020:4286: 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: net: bluetooth: type confusion while processing AMP packets (CVE-2020-12351)

  • kernel: net: bluetooth: information leak when processing certain AMP packets (CVE-2020-12352)

  • kernel: metadata validator in XFS may cause an inode with a valid, user-creatable extended attribute to be flagged as corrupt (CVE-2020-14385)

  • kernel: memory corruption in net/packet/af_packet.c leads to elevation of privilege (CVE-2020-14386)

  • kernel: kernel: buffer over write in vgacon_scroll (CVE-2020-14331)

    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):

  • [mlx5] stale ethtool steering rules remain after moving back to legacy mode (BZ#1857777)

  • 50% cpu in masked_flow_update with pop to pod TCP_RR (BZ#1859216)

  • take into account GSO and fragmented packets in execute_check_pkt_len action (BZ#1860169)

  • RHEL8.1 - scsi: ibmvfc: Avoid loss of all paths during SVC node reboot (BZ#1866371)

  • RHEL8.3 Pre-Beta - smc: SMC connections hang with later-level implementations (BZ#1866390)

  • Incorrect pinning of IRQ threads on isolated CPUs by drivers that use cpumask_local_spread() (BZ#1867174)

  • [RHEL8] Fixes for DEADLINE scheduler class (BZ#1867612)

  • RHEL8.1 - s390/pci: Fix unexpected write combine on resource (BZ#1869276)

  • dm multipath: fix spurious failures during IO completion [EIOP-8345] (BZ#1869386)

  • IO on virtio-scsi hangs when running cpu hotplug test (BZ#1869779)

  • store_rps_map doesn't accept an empty bitmask, which is required for disabling RPS on a queue (BZ#1870181)

  • Memory registration cache data corruption possible, fix requires backporting (BZ#1872424)

  • fix another case of wait list corruption for PSM/sdma (BZ#1872766)

  • [RHEL-8] Segmentation fault (core dumped) when fi_bw -e msg -v -T 1 -p "verbs" (BZ#1872771)

  • fix mounting and inode number handling on s390x (BZ#1875787)

  • failure to enter nohz_full mode for non SCHED_FIFO tasks (BZ#1877417)

  • Secure boot key is not loaded with kernel-4.18.0-232.el8.x86_64 / shim-x64-15-15 (BZ#1877528)

  • [RHEL-8.3] Kdump failed to start when secure boot enabled: kexec_file_load failed: Required key not available (BZ#1877530)

  • [RHEL-8.3] Kdump/kexec kernel panicked on EFI boot: general protection fault: 0000 [#1] SMP PTI (BZ#1879988)

  • Sleeping or scheduling after sched_cpu_dying() led to "scheduling while atomic" and BUG at kernel/cpu.c:907! (BZ#1880081)

  • [conntrack] udp packet reverse NAT occasionally fail when race condition request combination with the DNAT load balancing rules (BZ#1882095)

  • [Regression] RHEL8.3 Beta - Do not initiate shutdown for EPOW_SHUTDOWN_ON_UPS event (BZ#1882243)
  • Family:unixClass:patch
    Status:Reference(s):CVE-2020-12351
    CVE-2020-12352
    CVE-2020-14331
    CVE-2020-14385
    CVE-2020-14386
    RHSA-2020:4286
    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 0:4.18.0-193.28.1.el8_2 is currently running
  • OR kernel earlier than 0:4.18.0-193.28.1.el8_2 is set to boot up on next boot
  • AND
  • bpftool is earlier than 0:4.18.0-193.28.1.el8_2
  • AND bpftool is signed with Red Hat redhatrelease2 key
  • kernel is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel is signed with Red Hat redhatrelease2 key
  • kernel-abi-whitelists is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-abi-whitelists is signed with Red Hat redhatrelease2 key
  • kernel-core is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-core is signed with Red Hat redhatrelease2 key
  • kernel-cross-headers is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-cross-headers is signed with Red Hat redhatrelease2 key
  • kernel-debug is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-debug is signed with Red Hat redhatrelease2 key
  • kernel-debug-core is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-debug-core is signed with Red Hat redhatrelease2 key
  • kernel-debug-devel is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-debug-devel is signed with Red Hat redhatrelease2 key
  • kernel-debug-modules is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-debug-modules is signed with Red Hat redhatrelease2 key
  • kernel-debug-modules-extra is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-debug-modules-extra is signed with Red Hat redhatrelease2 key
  • kernel-devel is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-devel is signed with Red Hat redhatrelease2 key
  • kernel-doc is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-doc is signed with Red Hat redhatrelease2 key
  • kernel-modules is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-modules is signed with Red Hat redhatrelease2 key
  • kernel-modules-extra is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-modules-extra is signed with Red Hat redhatrelease2 key
  • kernel-tools is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-tools is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-tools-libs is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs-devel is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-tools-libs-devel is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-zfcpdump is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-core is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-zfcpdump-core is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-devel is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-zfcpdump-devel is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-modules is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-zfcpdump-modules is signed with Red Hat redhatrelease2 key
  • kernel-zfcpdump-modules-extra is earlier than 0:4.18.0-193.28.1.el8_2
  • AND kernel-zfcpdump-modules-extra is signed with Red Hat redhatrelease2 key
  • perf is earlier than 0:4.18.0-193.28.1.el8_2
  • AND perf is signed with Red Hat redhatrelease2 key
  • python3-perf is earlier than 0:4.18.0-193.28.1.el8_2
  • AND python3-perf is signed with Red Hat redhatrelease2 key
  • BACK