Rapid7 Vulnerability & Exploit Database

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

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

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
05/01/2024

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

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;