| Package | Affected versions | Patched versions |
|---|---|---|
| qemu | ≤ 2.6.2 | |
| openstack | = 10= 11= 6.0= 7.0= 8= 9 | |
| virtualization | = 4.0 |
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).
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