All vulnerabilities
CVE-2018-14634

Linux Kernel Integer Overflow Vulnerability

Linux KernelOperating systems
Open in ThreatlineRecord JSON
CVSS
7.8High
ExploitationExploited in the wildAdded to KEV 26 Jan 2026CISA KEV
Exploit odds (EPSS)14.7%Chance of exploitation activity in the next 30 days, higher than 96% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline16 Feb 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 25 Sep 2018, 21:00 UTCPublishedCVE List
  2. 26 Sep 2018Exploit code publicExploit-DB
  3. 26 Jan 2026Added to CISA KEVCISA KEV

Public exploit code and templates 1

  • Local exploitLinux Kernel 2.6.x / 3.10.x / 4.14.x (RedHat / Debian / CentOS) (x64) - 'Mutagen Astronomy' Local Privilege Escalation 26 Sep 2018Exploit-DB

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system.

Text from CVE List

Affected versions 1

  • kernelaffected: 2.6.x, 3.10.x, 4.14.xCVE List

References 24