Improper input validation in [UNKNOWN] vdsm
Priority LOW 31CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-770.
Summary
It was found that vdsm before version 4.20.37 invokes qemu-img on untrusted inputs without limiting resources. By uploading a specially crafted image, an attacker could cause the qemu-img process to consume unbounded amounts of memory of CPU time, causing a denial of service condition that could potentially impact other users of the host.
Why it matters now
EPSS 0.01185 67th percentileScored 2026-11-07
Fix Fixed 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 |
|---|---|---|---|---|---|
| [UNKNOWN] | vdsm | 4.20.37 | — | No fix listed | CNA |
- vdsm Vendor[UNKNOWN] Affected 4.20.37 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts | Fixed | — |
Not affected: 1 product
- Red Hat Storage 3
Timeline
- 2026-10-02 Threatist record created from CVE-2018-10908
- 2026-10-03 Alias added: GHSA-c34h-7mjf-54vf
References
Sources
- CVE-2018-10908 · CVE Program
- CVE-2018-10908 · NVD
- FIRST EPSS
- GHSA-c34h-7mjf-54vf · GitHub Advisory Database · CC BY 4.0
- CVE-2018-10908 · Red Hat security data · CC BY 4.0
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