CVE-2012-3494
- State
- Published
- Severity
- Not scored
- Published
- Nov 23, 2012
- Updated
- Aug 6, 2024
- Reserved
- Jun 14, 2012
Description
The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- 55082third-party-advisory
- 50530third-party-advisory
- 51413third-party-advisory
- GLSA-201309-24vendor-advisory
- SUSE-SU-2012:1135vendor-advisory
- http://wiki.xen.org/wiki/Security_Announcements#XSA-12_hypercall_set_debugreg_vulnerability
- https://bugzilla.redhat.com/show_bug.cgi?id=851139
- openSUSE-SU-2012:1572vendor-advisory
- 50472third-party-advisory
- 55400vdb-entry
- [oss-security] 20120905 Xen Security Advisory 12 (CVE-2012-3494) - hypercall set_debugreg vulnerabilitymailing-list
- SUSE-SU-2012:1162vendor-advisory
- openSUSE-SU-2012:1174vendor-advisory
- GLSA-201604-03vendor-advisory
- xen-setdebugreg-dos(78265)vdb-entry
- SUSE-SU-2012:1132vendor-advisory
- http://support.citrix.com/article/CTX134708
- [Xen-announce] 20120905 Xen Security Advisory 12 (CVE-2012-3494) - hypercall set_debugreg vulnerabilitymailing-list
- SUSE-SU-2012:1129vendor-advisory
- SUSE-SU-2012:1133vendor-advisory
- 85197vdb-entry
- 1027479vdb-entry
- openSUSE-SU-2012:1573vendor-advisory
- openSUSE-SU-2012:1172vendor-advisory
- DSA-2544vendor-advisory
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