CVE-2014-7155
- State
- Published
- Severity
- Not scored
- Published
- Oct 2, 2014
- Updated
- Aug 6, 2024
- Reserved
- Sep 24, 2014
Description
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- openSUSE-SU-2014:1281vendor-advisory
- FEDORA-2014-12000vendor-advisory
- openSUSE-SU-2014:1279vendor-advisory
- http://xenbits.xen.org/xsa/advisory-105.html
- http://support.citrix.com/article/CTX200218
- 1030888vdb-entry
- FEDORA-2014-12036vendor-advisory
- DSA-3041vendor-advisory
- 61858third-party-advisory
- 61890third-party-advisory
- GLSA-201412-42vendor-advisory
- 70057vdb-entry
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