Vulnerability in Qemu

CVE-2016-4020

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…

EPSS: 0.001 (24.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

References

Frequently asked questions

What is CVE-2016-4020?
CVE-2016-4020 is a medium-severity vulnerability in Qemu. CVSS score: 6.5/10. Published 2016-05-25.
How severe is CVE-2016-4020?
Medium severity. CVSS v3 base score is 6.5 out of 10.