CVE-2023-42467
CVSS 3.1 Score 5.5 of 10 (medium)
Details
Published Sep 11, 2023
Updated: Nov 4, 2023
CWE ID 369
Summary
CVE-2023-42467 is a vulnerability affecting QEMU versions up to 8.0.0. The issue stems from a division by zero error in the function scsi_disk_reset within hw/scsi/scsi-disk.c. This error arises due to scsi_disk_emulate_mode_select failing to restrict the block size (s->qdev.blocksize) from being set to 256. Consequently, QEMU and the associated guest operating system experience an immediate stop.
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Affected Products
- QEMU
Affected Vendors
- Qemu
Advisories, Assessments, and Mitigations
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