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CVE record · CVE-2018-14634

Integer overflow in The Linux Foundation kernel

CVSS 7.8 HighCriticalIn CISA KEVEPSS 0.15 · 96th percentile

Critical, because:

  • In CISA’s KEV catalogue since 26 Jan 2026: it is known to be exploited.
  • CVSS score 7.8 (7.0 or more) and EPSS 0.15 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: redhat) at 25 Sept 2018, 21:00 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
The Linux Foundation kernel
  • affected 2.6.x, 3.10.x, 4.14.x
Identifiers
CVE-2018-14634
CNA
redhat
Weakness (CWE)
CWE-190
Tags
Published
25 Sept 2018
Updated
27 Jan 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.8 High 3.0 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (redhat)
  • CISA KEV Listed since 26 Jan 2026: known to be exploited.
  • EPSS 0.15, the 96th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 25 Sept 2018. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.