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CVE-2012-4535
Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop…
Low1.9EPSS 0.40%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop and physical CPU consumption) by setting a VCPU with an "inappropriate deadline."
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low1.9 | AV:L/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 0.40% · top 66% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.
Weakness
Affected products
n/a
- affected n/a
References (23)
- RHSA-2012:1540 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- SUSE-SU-2014:0470 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 55082 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 1027759 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [Xen-announce] 20121113 Xen Security Advisory 20 (CVE-2012-4535) - Timer overflow DoS vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 51413 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 51200 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- GLSA-201309-24 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-2582 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 87298 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- SUSE-SU-2012:1486 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20121113 Xen Security Advisory 20 (CVE-2012-4535) - Timer overflow DoS vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2012:1572 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 51468 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- xen-vcpu-dos(80022) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- SUSE-SU-2012:1487 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2014:0446 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 51352 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 51324 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- GLSA-201604-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 56498 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- SUSE-SU-2012:1615 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2012:1573 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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)
Record last updated .