Vulnerability Description
Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an instruction that is associated with faults in 64-bit userspace, which allows local guest users to cause a denial of service (crash) and possibly gain privileges via a crafted process.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.4.1 |
Related Weaknesses (CWE)
References
- http://secunia.com/advisories/59934
- http://www.securityfocus.com/bid/69189
- http://www.securitytracker.com/id/1030725
- http://xenbits.xenproject.org/xsa/advisory-103.htmlPatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95233
- http://secunia.com/advisories/59934
- http://www.securityfocus.com/bid/69189
- http://www.securitytracker.com/id/1030725
- http://xenbits.xenproject.org/xsa/advisory-103.htmlPatchVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/95233
FAQ
What is CVE-2014-5148?
CVE-2014-5148 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Xen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64-bit userspace," returns to an instruction of the trap handler for kernel space faults instead of an ins...
How severe is CVE-2014-5148?
CVE-2014-5148 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-5148?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.