DEBIAN-CVE-2012-3432

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2012-3432
Downstream
DSA-2531-1
Published: 03 Dec 2012, 21:55
Last modified:28 Apr 2026, 20:07

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

03 Dec 2012, 21:55
Published
Vulnerability first disclosed
28 Apr 2026, 20:07
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.

Affected Systems

  • debian•xen

    < 4.1.3-1 | < 4.1.3-1 | < 4.1.3-1 | < 4.1.3-1

References (1)