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Alma Linux: CVE-2021-4158: Moderate: qemu-kvm security, bug fix, and enhancement update (ALSA-2022-7967)

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Alma Linux: CVE-2021-4158: Moderate: qemu-kvm security, bug fix, and enhancement update (ALSA-2022-7967)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
05/10/2022
Created
05/14/2022
Added
05/13/2022
Modified
04/25/2024

Description

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

Solution(s)

  • alma-upgrade-qemu-guest-agent
  • alma-upgrade-qemu-img
  • alma-upgrade-qemu-kvm
  • alma-upgrade-qemu-kvm-audio-pa
  • alma-upgrade-qemu-kvm-block-curl
  • alma-upgrade-qemu-kvm-block-rbd
  • alma-upgrade-qemu-kvm-common
  • alma-upgrade-qemu-kvm-core
  • alma-upgrade-qemu-kvm-device-display-virtio-gpu
  • alma-upgrade-qemu-kvm-device-display-virtio-gpu-ccw
  • alma-upgrade-qemu-kvm-device-display-virtio-gpu-gl
  • alma-upgrade-qemu-kvm-device-display-virtio-gpu-pci
  • alma-upgrade-qemu-kvm-device-display-virtio-gpu-pci-gl
  • alma-upgrade-qemu-kvm-device-display-virtio-vga
  • alma-upgrade-qemu-kvm-device-display-virtio-vga-gl
  • alma-upgrade-qemu-kvm-device-usb-host
  • alma-upgrade-qemu-kvm-device-usb-redirect
  • alma-upgrade-qemu-kvm-docs
  • alma-upgrade-qemu-kvm-tools
  • alma-upgrade-qemu-kvm-ui-egl-headless
  • alma-upgrade-qemu-kvm-ui-opengl
  • alma-upgrade-qemu-pr-helper

References

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