HIGH CISA KEV

CVE-2018-14634

CVSS v3

7.8

HIGH

EPSS Score

25.7%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

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.

CISA Known Exploited Vulnerability

Date Added
1/26/2026
Patch Due Date
2/16/2026
Ransomware Use
Unknown

Technical details

Published
9/25/2018

Frequently asked questions

What is CVE-2018-14634?

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.

Is CVE-2018-14634 actively exploited?

Yes. CVE-2018-14634 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2/16/2026.

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

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

Is CVE-2018-14634 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.