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
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-573-1 | qemu security update |
Debian DLA |
DLA-1599-1 | qemu security update |
EUVD |
EUVD-2016-5026 | 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). |
Ubuntu USN |
USN-2974-1 | QEMU vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T00:17:30.133Z
Reserved: 2016-04-14T00:00:00
Link: CVE-2016-4020
No data.
Status : Deferred
Published: 2016-05-25T15:59:04.927
Modified: 2025-04-12T10:46:40.837
Link: CVE-2016-4020
OpenCVE Enrichment
No data.
Debian DLA
EUVD
Ubuntu USN