CVE-2007-6207: xensource_inc xen Improper Input Validation
Vulnerability summary
CVE-2007-6207 is a low (CVSS 2.1) Improper Input Validation vulnerability in xensource_inc xen. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 28.2% of scored vulnerabilities.
Not severe (CVSS 2.1, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 1Timeline
- 04-12-2007PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
Xen 3.x, possibly before 3.1.2, when running on IA64 systems, does not check the RID value for mov_to_rr, which allows a VTi domain to read memory of other domains.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.35%
Chance of exploitation in the next 30 days
Percentile
28%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.35% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Xensource_inc1 product
- xen≤ 3.1.1
1 vendor · 1 product
References
8 links- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9471VDB EntrySignatureX Refsource OVAL