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Red Hat: CVE-2023-42467: QEMU: am53c974: denial of service due to division by zero (Multiple Advisories)

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Red Hat: CVE-2023-42467: QEMU: am53c974: denial of service due to division by zero (Multiple Advisories)

Severity
1
CVSS
(AV:L/AC:L/Au:M/C:N/I:N/A:P)
Published
09/11/2023
Created
05/01/2024
Added
05/01/2024
Modified
09/03/2024

Description

QEMU through 8.0.0 could trigger a division by zero in scsi_disk_reset in hw/scsi/scsi-disk.c because scsi_disk_emulate_mode_select does not prevent s->qdev.blocksize from being 256. This stops QEMU and the guest immediately.

Solution(s)

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

References

  • CVE-2023-42467
  • RHSA-2024:2135
  • 查看数 703
  • 已创建
  • 最后回复

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