vulnerability

Ubuntu: USN-6567-1 (CVE-2023-42467): QEMU vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Sep 11, 2023
Added
Jan 9, 2024
Modified
Jan 28, 2025

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)

ubuntu-upgrade-qemu-systemubuntu-upgrade-qemu-system-armubuntu-upgrade-qemu-system-mipsubuntu-upgrade-qemu-system-miscubuntu-upgrade-qemu-system-ppcubuntu-upgrade-qemu-system-s390xubuntu-upgrade-qemu-system-sparcubuntu-upgrade-qemu-system-x86ubuntu-upgrade-qemu-system-x86-xenubuntu-upgrade-qemu-system-xen
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