CVE-2012-3432

Advisory lineage Upstream: 0 Downstream: 3
Modified
Published: 03 Dec 2012, 21:00
Last modified:06 Aug 2024, 20:05

Vulnerability Summary

Overall Risk (default)
low
18/100
CVSS Score
1.9 LOW
v2.0 (nvd)
EPSS Score
1.42% LOW
1% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

03 Dec 2012, 21:00
Published
Vulnerability first disclosed
06 Aug 2024, 20:05
Last Modified
Vulnerability information updated

Description

The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service (guest OS crash) via unspecified operations on MMIO regions.

CVSS Metrics

  • v2.0•LOW•Score: 1.9AV:L/AC:M/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 1.42%• Percentile: 81%

Techniques & Countermeasures

  • CWE-264•Permissions, Privileges, and Access Controls

    Weaknesses in this category are related to the management of permissions, privileges, and other security features that are used to perform access control.

Affected Systems

  • xen•xen

    3.3.0 | 4.0.0 | 4.0.1 | 4.0.2 | 4.0.3 | 4.0.4 | 4.1.0 | 4.1.1 | 4.1.2 | 4.1.3 | 4.2.0

References (9)