TI-2012-04631 Aliases CVE-2012-5512 GHSA-2ccw-9fqf-xvp4

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest…

LOW 16CWE-16Published 2012-12-13 · Updated 2024-08-06

Key facts

Attack vector: Local
Privileges required: Low
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: Partial · None · Partial
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.

Why it matters now

EPSS 0.00406 35th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:citrix:xenserver:4.1.0:::::::*	4.1.0	Vulnerable	Citrix

cpe:2.3:a:citrix:xenserver:4.1.0:*:*:*:*:*:*:* Versions 4.1.0 Vulnerable ·Citrix

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Not affected: 1 product

Red Hat Enterprise Linux 5

Timeline

2026-10-02 Threatist record created from CVE-2012-5512
2026-10-03 Alias added: GHSA-2ccw-9fqf-xvp4

References

Patch 1

http://support.citrix.com/article/CTX135777

Advisory 5

Other 2

TI-2018-10124 Citrix XenServer 7.1 and newer allows Directory Traversal. CVSS 3.0CRITICAL 9.8
TI-2012-00210 The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix… CVSS 2.0HIGH 7.2
TI-2015-06402 The rate limiting feature in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote… CVSS 3.1CRITICAL 9.8
TI-2018-06436 A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures… CVSS 3.0HIGH 7.8
TI-2014-04065 Buffer overflow in the HVM graphics console support in Citrix XenServer 6.2 Service Pack… CVSS 2.0HIGH 10.0
TI-2016-07824 Heap-based buffer overflow in Qemu: CVSS 3.0CRITICAL 9.9

See all 49 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences