CVE-2007-5498
Published May 8, 2008 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service (host OS crash) via a request that specifies a large number of blocks.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service (host OS crash) via a request that specifies a large number of blocks.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- 29082 ↗
- oval:org.mitre.oval:def:9452 ↗
- bugzilla.redhat.com ↗
- 30116 ↗
- RHSA-2008:0233 ↗
- 32918 ↗
- USN-679-1 ↗
- linux-kernel-xen-hypervisor-dos(42274) ↗
Record history
Published May 8, 2008 · Last refreshed Oct 23, 2026