Tracker / CVE-2018-10853
CVE-2018-10853
High 7.0
A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilege(CPL) level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate privileges inside guest.
Affected products and versions
| canonical | ubuntu_linux |
|---|---|
| debian | debian_linux |
| linux | linux_kernel · … → 4.18 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.