CVE-2015-4163

Advisory lineage Upstream: 0 Downstream: 5
Modified
Published: 15 Jun 2015, 15:00
Last modified:06 Aug 2024, 06:04

Vulnerability Summary

Overall Risk (default)
low
20/100
CVSS Score
4.9 MEDIUM
v2.0 (nvd)
EPSS Score
0.12% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

15 Jun 2015, 15:00
Published
Vulnerability first disclosed
06 Aug 2024, 06:04
Last Modified
Vulnerability information updated

Description

GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.

CVSS Metrics

  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.12%• Percentile: 31%

Affected Systems

  • xen•xen

    4.2.0 | 4.2.1 | 4.2.2 | 4.2.3 | 4.3.0 | 4.3.1 | 4.3.4 | 4.4.0 | 4.4.0:rc1 | 4.4.1 | 4.5.0

References (10)