CVEvulnerability
CVE-2023-42467
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2023-09-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-369
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.
Affected configurations
• qemu qemu (<= 8.0.0)
Related
Weakness · CWE (1)
- CWE-369 Divide By Zero weakness
References
- https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c gitlab.com
- https://gitlab.com/qemu-project/qemu/-/issues/1813 Exploit, Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231103-0005/ security.netapp.com
- https://gitlab.com/qemu-project/qemu/-/commit/7cfcc79b0ab800959716738aff9419f53fc68c9c gitlab.com
- https://gitlab.com/qemu-project/qemu/-/issues/1813 Exploit, Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20231103-0005/ security.netapp.com