The patch_instruction function in hw/i386/kvmvapic.c in QEMU does not initialize the imm32 variable, which allows local guest OS administrators to obtain sensitive information from host stack memory by accessing the Task Priority Register (TPR).
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2016-05-25T15:00:00
Updated: 2024-08-06T00:17:30.133Z
Reserved: 2016-04-14T00:00:00
Link: CVE-2016-4020
Vulnrichment
No data.
NVD
Status : Modified
Published: 2016-05-25T15:59:04.927
Modified: 2024-11-21T02:51:10.763
Link: CVE-2016-4020
Redhat