Overview
- Description
- The evtchn_fifo_set_pending function in Xen 4.4.x allows local guest users to cause a denial of service (host crash) via vectors involving an uninitialized FIFO-based event channel control block when (1) binding or (2) moving an event to a different VCPU.
- Source
- cve@mitre.org
- NVD status
- Modified
Risk scores
CVSS 2.0
- Type
- Primary
- Base score
- 4.9
- Impact score
- 6.9
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
- nvd@nist.gov
- CWE-399
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1044792C-D544-457C-9391-4F3B5BAB978D"
},
{
"criteria": "cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CF23B21B-594A-42E2-AF90-D5C4246B39A4"
},
{
"criteria": "cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FBD9AD01-50B7-4951-8A73-A6CF4801A487"
}
],
"operator": "OR"
}
]
}
]