CVE catalog
CVE-2023-42467
qemu: CVE-2023-42467
- Severity
- Medium · CVSS 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.41% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | qemu | sid | 1:11.1.2+ds-3 | fixed |
| Debian | qemu | forky | 1:11.1.2+ds-3 | fixed |
| Debian | qemu | trixie | 1:10.0.13+ds-0+deb13u1 | fixed |
| Debian | qemu | trixie-security | 1:10.0.2+ds-2+deb13u1 | fixed |
| Debian | qemu | bookworm | 1:7.2+dfsg-7+deb12u18 | fixed |
| Debian | qemu | bookworm-security | 1:7.2+dfsg-7+deb12u15 | fixed |
| Opensuse | qemu | tumbleweed | 8.1.2-1.1 | fixed |
| Suse | qemu | linux enterprise micro 5.5 | 7.1.0-150500.49.30.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | qemu | source | sid | 1:8.1.1+ds-1 | not yet assigned | Not reported | [1051899] |
| Debian | qemu | source | forky | 1:8.1.1+ds-1 | not yet assigned | Not reported | [1051899] |
| Debian | qemu | source | trixie | 1:8.1.1+ds-1 | not yet assigned | Not reported | [1051899] |
| Debian | qemu | source | bookworm | 1:7.2+dfsg-7+deb12u3 | not yet assigned | Not reported | [1051899] |
| Opensuse | qemu | rpm | tumbleweed | 8.1.2-1.1 | Not reported | OPENSUSE-SU-2024:13364-1 | Not reported |
| Suse | qemu | rpm | linux enterprise micro 5.5 | 7.1.0-150500.49.30.1 | Not reported | SUSE-SU-2025:0516-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2025_0516-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-42467]
- [https://osv.dev/vulnerability/SUSE-SU-2025:0516-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:13364-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-42467]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-42467.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2302.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]