Oval Definition:oval:com.redhat.rhsa:def:20213801
Revision Date:2021-10-12Version:638
Title:RHSA-2021:3801: 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: Improper handling of VM_IO|VM_PFNMAP vmas in KVM can bypass RO checks (CVE-2021-22543)

  • kernel: powerpc: KVM guest OS users can cause host OS memory corruption (CVE-2021-37576)

  • kernel: SVM nested virtualization issue in KVM (AVIC support) (CVE-2021-3653)

  • kernel: SVM nested virtualization issue in KVM (VMLOAD/VMSAVE) (CVE-2021-3656)

    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 panic due to double fault with DLM reporting for socket error "sk_err=32/0" (BZ#1834878)

  • "MFW indication via attention" message getting logged frequently after every 5 minutes (BZ#1854544)

  • lpfc fails to discovery in pt2pt with "2754 PRLI failure DID:0000EF Status:x9/x91e00, data: x0" (BZ#1922479)

  • pcpu_get_vm_areas using most memory from VmallocUsed (BZ#1970618)

  • RHEL 7.9.z [qedf driver] Racing condition between qedf_cleanup_fcport and releasing command after timeout (BZ#1982702)

  • [Azure] RHEL 7.9 reports GPU/IB topology incorrectly on some Azure SKUs (BZ#1984128)

  • [stable guest ABI]Hot add CPU after migration cause guest hang (BZ#1991856)

  • i40e driver crash at RIP: i40e_config_vf_promiscuous_mode+0x165 (BZ#1993850)

  • [nfs] Performance issue since commit 5a4f6f11951e (BZ#1995649)

  • [kernel] Indefinite waiting for RCU callback while removing cgroup (BZ#2000973)
  • Family:unixClass:patch
    Status:Reference(s):CVE-2021-22543
    CVE-2021-3653
    CVE-2021-3656
    CVE-2021-37576
    RHSA-2021:3801
    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 0:3.10.0-1160.45.1.el7 is currently running
  • OR kernel earlier than 0:3.10.0-1160.45.1.el7 is set to boot up on next boot
  • AND
  • bpftool is earlier than 0:3.10.0-1160.45.1.el7
  • AND bpftool is signed with Red Hat redhatrelease2 key
  • kernel is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel is signed with Red Hat redhatrelease2 key
  • kernel-abi-whitelists is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-abi-whitelists is signed with Red Hat redhatrelease2 key
  • kernel-bootwrapper is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-bootwrapper is signed with Red Hat redhatrelease2 key
  • kernel-debug is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-debug is signed with Red Hat redhatrelease2 key
  • kernel-debug-devel is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-debug-devel is signed with Red Hat redhatrelease2 key
  • kernel-devel is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-devel is signed with Red Hat redhatrelease2 key
  • kernel-doc is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-doc is signed with Red Hat redhatrelease2 key
  • kernel-headers is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-headers is signed with Red Hat redhatrelease2 key
  • kernel-kdump is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-kdump is signed with Red Hat redhatrelease2 key
  • kernel-kdump-devel is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-kdump-devel is signed with Red Hat redhatrelease2 key
  • kernel-tools is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-tools is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-tools-libs is signed with Red Hat redhatrelease2 key
  • kernel-tools-libs-devel is earlier than 0:3.10.0-1160.45.1.el7
  • AND kernel-tools-libs-devel is signed with Red Hat redhatrelease2 key
  • perf is earlier than 0:3.10.0-1160.45.1.el7
  • AND perf is signed with Red Hat redhatrelease2 key
  • python-perf is earlier than 0:3.10.0-1160.45.1.el7
  • AND python-perf is signed with Red Hat redhatrelease2 key
  • BACK