Vulnerabilities > CVE-2023-42467 - Divide By Zero vulnerability in Qemu

047910
CVSS 5.5 - MEDIUM
Attack vector
LOCAL
Attack complexity
LOW
Privileges required
LOW
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
local
low complexity
qemu
CWE-369

Summary

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.

Vulnerable Configurations

Part Description Count
Application
Qemu
386

Common Weakness Enumeration (CWE)