DEBIAN-CVE-2018-10853

DEBIAN-CVE-2018-10853 PUBLISHED CVSS 7.800000190734863 HIGH

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.

Risk Scores

CVSS v3.0

7.800000190734863

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions
Debian:13	linux	0, 0, 0
Debian:11	linux	0, 0, 0
Debian:14	linux	0, 0, 0
Debian:12	linux	0, 0, 0

Timeline

Sep 11, 2018 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2018-10853 advisory

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