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CVE-2018-10853

—
CVSS 3.0
7.8 high
EPSS
<1%p39
Published
()
Modified
Description

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.

Vendors
canonicaldebianlinux
Products
ubuntu linux, debian linux, linux kernel
Weakness
CWE-250, CWE-269
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

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