CVE-2020-28915

mediumPriorität · verfolgen · 23EPSS 0.004 · 32. PerzentilDEEURUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.38% (32nd) EPSS
CVSS 6.1 · medium
Is it mine?
50 products
Prüfe deine Angriffsfläche
Who says so?
6 sources
cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · bewertet 2026-10-27

A buffer over-read (at the framebuffer layer) in the fbcon code in the Linux kernel before 5.8.15 could be used by local attackers to read kernel memory, aka CID-6735b4632def.

01

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

  • Behobenkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.src as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.src as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-kvm-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debug-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debuginfo-common-x86_64-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-debuginfo-common-x86_64-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-kvm-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Behobenkernel-rt-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect.

    https://access.redhat.com/errata/RHSA-2022:5344
  • Workaroundkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.src as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.src as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-core-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-kvm-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debug-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debuginfo-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debuginfo-common-x86_64-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-debuginfo-common-x86_64-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-devel-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-kvm-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-modules-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux NFV (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

  • Workaroundkernel-rt-modules-extra-0:4.18.0-372.13.1.rt7.170.el8_6.x86_64 as a component of Red Hat Enterprise Linux RT (v. 8)redhat_csaf

    Add 'nomodeset' option as kernel boot parameter to disable frame buffering (edit /etc/default/grub, and run 'grub2-mkconfig -o /boot/grub2/grub.cfg' and reboot). ~~~ # cat /proc/cmdline BOOT_IMAGE=(hd0,msdos1)/vmlinuz-4.18.0-147.el8.x86_64 root=/dev/mapper/rhel_rhel8u2--1-root ro crashkernel=auto resume=/dev/mapper/rhel_rhel8u2--1-swap rd.lvm.lv=rhel_rhel8u2-1/root rd.lvm.lv=rhel_rhel8u2-1/swap nomodeset # ls -l /dev/fb* ls: cannot access '/dev/fb*': No such file or directory ~~~

02

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

6.1
010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen

v2.06.1mediumAV:L/AC:L/Au:N/C:P/I:P/A:Cprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 8.5
v3.15.8mediumCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 0.3 · Auswirkung 5.5
v3.15.8mediumAV:P/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.15.3mediumCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)
v3.15.8mediumCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:Hsecondary · Red Hat Product Security US
03

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-125USprimärCWE-125USCWE-125US
04

betroffene Produkte (50)

Betroffene Produkte und Versionsbereiche.

20 von 50 angezeigt
05

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

  • RHSA-2022:5344Red Hat Security Advisory: kernel-rt security and bug fix update2022-06-28csaf · redhat_csafUS

    An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

  • WID-SEC-W-2022-0493Linux Kernel: Schwachstelle ermöglicht Offenlegung von InformationenDeutsch2020-11-17csaf · cert_bundDE

    Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Informationen offenzulegen.

06

auch bekannt als (4)

Weitere Namen und Kennungen dieser Entität.

07

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvdenisa_euvdfstec_bducert_bundnvdredhat_csafNVDCVE.orgMITRE
veröffentlicht 2020-11-18geändert 2026-06-17
09

Referenzen (41)

Externe Belege — Patches, Meldungen, Analysen.

scry

Angreifer nutzen Schwachstellen wie diese gegen im Internet exponierte Dienste aus. Sehen Sie mit einem kostenlosen Passiv-Scan, was exponiert ist.

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