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vulnerabilityCVE-2023-42467
Name
CVE-2023-42467
Source
NVD ( link)Debian ( link)
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.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
qemu
Patched

Vulnerability Ratings#


5.5
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
9.2.0
Not Affected
buildroot
master
11.0.0
Not Affected
openwrt
master
10.1.3-r2
Not Affected
openwrt
openwrt-25.12
10.1.2-r1
Not Affected
yocto
master
11.0.1
Not Affected
yocto
scarthgap
8.2.7
Not Affected

Resolved with patches#


qemu (yocto:kirkstone)

#
Title
Author
Resolve
1
hw/scsi/scsi-disk: Disallow block sizes smaller than 512
Thomas Huth <thuth@redhat.com>
CVE-2023-42467