Is CVE-2018-10853 in the CISA KEV catalog?

No. CVE-2018-10853 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-10853?

CVE-2018-10853 has a CVSS v3 base score of 7.0 (HIGH).

What is the EPSS score for CVE-2018-10853?

CVE-2018-10853 has an EPSS score of 0.47% (37th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-10853?

Upgrade linux on debian 11 to 4.16.16-1 or later. Fixes are available for 15 affected products.

CVE & CISA-KEV Catalog

CVE-2018-10853

HIGH

7.0

CVSS v3

NVD

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.

CWE-250 CWE-269Improper Privilege Management

How to fix

Remediation Available

linuxDebian

Fixed in:4.16.16-1CVE-2018-10853

linuxUbuntu

Fixed in:4.15.0-36.39USN-3777-1

linux-awsUbuntu

Fixed in:4.15.0-1023.23USN-3777-1

linux-gcpUbuntu

Fixed in:4.15.0-1021.22~16.04.1USN-3777-2

Fixed in:4.15.0-1021.22USN-3777-1

linux-hweUbuntu

Fixed in:4.15.0-36.39~16.04.1USN-3777-2

linux-image-4.15.0-1023-awsUbuntu

Fixed in:4.15.0-1023.23USN-3777-1

linux-image-4.15.0-1023-kvmUbuntu

Fixed in:4.15.0-1023.23USN-3777-1

linux-image-4.15.0-1024-raspi2Ubuntu

Fixed in:4.15.0-1024.26USN-3777-1

linux-image-4.15.0-36-genericUbuntu

Fixed in:4.15.0-36.39~16.04.1USN-3777-2

Fixed in:4.15.0-36.39USN-3777-1

linux-image-4.15.0-36-generic-lpaeUbuntu

Fixed in:4.15.0-36.39~16.04.1USN-3777-2

Fixed in:4.15.0-36.39USN-3777-1

linux-image-4.15.0-36-lowlatencyUbuntu

Fixed in:4.15.0-36.39~16.04.1USN-3777-2

Fixed in:4.15.0-36.39USN-3777-1

linux-image-4.15.0-36-snapdragonUbuntu

Fixed in:4.15.0-36.39USN-3777-1

linux-kvmUbuntu

Fixed in:4.15.0-1023.23USN-3777-1

linux-oemUbuntu

Fixed in:4.15.0-1021.24USN-3777-1

linux-raspi2Ubuntu

Fixed in:4.15.0-1024.26USN-3777-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.47%probability of exploitation in 30 days

37thpercentile

Low risk: more likely to be exploited than 37% of all known CVEs.

References

Patch4

Third-Party Advisory5

Other references6

Related Vulnerabilities

Other CWE-250 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-1222	High	8.6	64%	-	Fix
CVE-2025-12420	Critical	9.8	45%	-	Fix
CVE-2024-38813	High	7.5	17%	KEV	Fix
CVE-2025-34515	Critical	9.8	7.3%	-	-
CVE-2026-29205	High	8.6	7.2%	-	-
CVE-2019-16765	High	7.4	4.7%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.