Vulnerabilities
Misconfiguration
Runtime Security
Compliance
CVE Vulnerabilities

CVE-2023-42467

Divide By Zero

Published: Sep 11, 2023 | Modified: Nov 04, 2023
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
2.3 LOW
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Ubuntu
LOW
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2023-42467
CWEhttps://cwe.mitre.org/data/definitions/369.html

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.

Weakness

The product divides a value by zero.

Affected Software

Name Vendor Start Version End Version
Qemu Qemu * 8.0.0 (including)
Red Hat Enterprise Linux 9 RedHat qemu-kvm-17:8.2.0-11.el9_4 *
Qemu Ubuntu bionic *
Qemu Ubuntu devel *
Qemu Ubuntu lunar *
Qemu Ubuntu mantic *
Qemu Ubuntu noble *
Qemu Ubuntu oracular *
Qemu Ubuntu trusty *
Qemu Ubuntu xenial *

References

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