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CVE-2013-1918
Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and earlier are not preemptible, which allows local PV kernels to cause a…
- 4.7MediumCVSS base score
- 0.36%Exploitation in 30 daysEPSS · top 69% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and earlier are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal."
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 11 years later
· 11 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.7 | AV:L/AC:M/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.36% · top 69% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Affected products
n/a
- affected n/a
References
8
- 55082 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2013-7432 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- GLSA-201309-24 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 53187 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- DSA-2666 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- SUSE-SU-2014:0446 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20130502 Xen Security Advisory 45 (CVE-2013-1918) - Several long latency operations are not preemptible (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 59615 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
- EUVD EUVD-2013-1912 (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)
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[](https://cveledger.app/cve/CVE-2013-1918)Record last updated .