CVE-2023-42467

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c
https://gitlab.com/qemu-project/qemu/-/issues/1813	Exploit Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20231103-0005/
https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c
https://gitlab.com/qemu-project/qemu/-/issues/1813	Exploit Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20231103-0005/

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

History

21 Nov 2024, 08:22

Type	Values Removed	Values Added
References	~~() https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c -~~	() https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c -
References	~~() https://gitlab.com/qemu-project/qemu/-/issues/1813 - Exploit, Issue Tracking, Third Party Advisory~~	() https://gitlab.com/qemu-project/qemu/-/issues/1813 - Exploit, Issue Tracking, Third Party Advisory
References	~~() https://security.netapp.com/advisory/ntap-20231103-0005/ -~~	() https://security.netapp.com/advisory/ntap-20231103-0005/ -

Information

Published : 2023-09-11 04:15

Updated : 2024-11-21 08:22

NVD link : CVE-2023-42467

Mitre link : CVE-2023-42467

CVE.ORG link : CVE-2023-42467

JSON object : View

Products Affected

qemu

qemu

CWE

CWE-369

Divide By Zero

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