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CVE-2007-5498
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…
Medium4.9EPSS 0.34%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
Affected products
n/a
- affected n/a
References (8)
- 29082 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- oval:org.mitre.oval:def:9452 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=369531 (opens in a new tab)x_refsource_MISCx_transferred
- 30116 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2008:0233 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 32918 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-679-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- linux-kernel-xen-hypervisor-dos(42274) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2007-5498)Record last updated .