Is CVE-2018-14634 in the CISA KEV catalog?

Yes. CVE-2018-14634 is on the CISA Known Exploited Vulnerabilities list, added 2026-01-26.

What is the CVSS severity of CVE-2018-14634?

CVE-2018-14634 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2018-14634?

CVE-2018-14634 has an EPSS score of 14.81% (96th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-14634?

Upgrade linux on debian 11 to 4.12.6-1 or later. Fixes are available for 10 affected products.

CVE & CISA-KEV Catalog

CVE-2018-14634

HIGHCISA KEVEPSS 96th pctl

7.8

CVSS v3

NVD

Description

An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.

CWE-190Integer Overflow

How to fix

Remediation Available

linuxDebian

Fixed in:4.12.6-1CVE-2018-14634

linuxUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-genericUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-generic-lpaeUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-lowlatencyUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-powerpc-e500Ubuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-powerpc-e500mcUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-powerpc-smpUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-powerpc64-embUbuntu

Fixed in:3.13.0-160.210USN-3775-1

linux-image-3.13.0-160-powerpc64-smpUbuntu

Fixed in:3.13.0-160.210USN-3775-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

14.81%probability of exploitation in 30 days

96thpercentile

Very high risk: more likely to be exploited than 96% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Remediation due: 2026-02-16

References

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	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 2026-01-27.