The qdisk PV disk backend in qemu-xen in Xen 4.2.x and 4.3.x before 4.3.1, and qemu 1.1…
Priority LOW 14CWE-399Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
The qdisk PV disk backend in qemu-xen in Xen 4.2.x and 4.3.x before 4.3.1, and qemu 1.1 and other versions, allows local HVM guests to cause a denial of service (domain grant reference consumption) via unspecified vectors.
Why it matters now
EPSS 0.00585 48th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qemu:qemu:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | QEMU |
| cpe:2.3:a:qemu:qemu:1.1:rc1:*:*:*:*:*:* | 1.1 rc1 | Vulnerable | QEMU |
| cpe:2.3:a:qemu:qemu:1.1:rc2:*:*:*:*:*:* | 1.1 rc2 | Vulnerable | QEMU |
| cpe:2.3:a:qemu:qemu:1.1:rc3:*:*:*:*:*:* | 1.1 rc3 | Vulnerable | QEMU |
| cpe:2.3:a:qemu:qemu:1.1:rc4:*:*:*:*:*:* | 1.1 rc4 | Vulnerable | QEMU |
| cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* | 4.2.0 | Vulnerable | Xen |
| cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:* | 4.2.1 | Vulnerable | Xen |
| cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:* | 4.2.2 | Vulnerable | Xen |
| cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:* | 4.2.3 | Vulnerable | Xen |
| cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:* | 4.3.0 | Vulnerable | Xen |
- cpe:2.3:a:qemu:qemu:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·QEMU
- cpe:2.3:a:qemu:qemu:1.1:rc1:*:*:*:*:*:* Versions 1.1 rc1 Vulnerable ·QEMU
- cpe:2.3:a:qemu:qemu:1.1:rc2:*:*:*:*:*:* Versions 1.1 rc2 Vulnerable ·QEMU
- cpe:2.3:a:qemu:qemu:1.1:rc3:*:*:*:*:*:* Versions 1.1 rc3 Vulnerable ·QEMU
- cpe:2.3:a:qemu:qemu:1.1:rc4:*:*:*:*:*:* Versions 1.1 rc4 Vulnerable ·QEMU
- cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* Versions 4.2.0 Vulnerable ·Xen
- cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:* Versions 4.2.1 Vulnerable ·Xen
- cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:* Versions 4.2.2 Vulnerable ·Xen
- cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:* Versions 4.2.3 Vulnerable ·Xen
- cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:* Versions 4.3.0 Vulnerable ·Xen
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2013-4375
- 2026-10-03 Alias added: GHSA-r2r6-6c3p-xvx5
References
Sources
- CVE-2013-4375 · CVE Program
- CVE-2013-4375 · NVD
- FIRST EPSS
- GHSA-r2r6-6c3p-xvx5 · GitHub Advisory Database · CC BY 4.0
- CVE-2013-4375 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences