Improper Synchronization Affecting qemu-kvm-device-display-virtio-gpu-pci package, versions <17:8.2.0-11.el9_4


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ALMALINUX9-QEMUKVMDEVICEDISPLAYVIRTIOGPUPCI-6811339
  • published7 May 2024
  • disclosed30 Apr 2024

Introduced: 30 Apr 2024

CVE-2023-5088  (opens in a new tab)
CWE-662  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade AlmaLinux:9 qemu-kvm-device-display-virtio-gpu-pci to version 17:8.2.0-11.el9_4 or higher.
This issue was patched in ALSA-2024:2135.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-device-display-virtio-gpu-pci package and not the qemu-kvm-device-display-virtio-gpu-pci package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

A bug in QEMU could cause a guest I/O operation otherwise addressed to an arbitrary disk offset to be targeted to offset 0 instead (potentially overwriting the VM's boot code). This could be used, for example, by L2 guests with a virtual disk (vdiskL2) stored on a virtual disk of an L1 (vdiskL1) hypervisor to read and/or write data to LBA 0 of vdiskL1, potentially gaining control of L1 at its next reboot.

CVSS Scores

version 3.1